Minecraft Server Java Crash

My laptop running on windows 10 and intel hd 520. Going to give it another go and if that worked I will let you know. Again, be sure to put the actual server file name here. One of the early Java 8 updates uncovered a bug in Forge that would crash the game on launch, and the only way to avoid the crash was to use Java 7. Meanwhile, you can order neat little Raspberry Pi Linux computers for less than $50. 3 is one of the most commonly recognized mods amongst the Minecraft community–and for good reasons. Minecraft WURST 1. Inactive as hell. If Java Update doesn't resolve the issue try the following. We aim to be the best Minecraft host out there, providing best server hosting at an affordable price. It is a game about breaking and placing blocks. Minecraft on iOS will no longer show the "Do you want to Close Minecraft" pop-up since iOS doesn't support that app behavior Added a new option in Accessibility settings that to auto-enable Text to Speech when the platform has it enabled. Can only play Minecraft demo (Java Edition) The demo mode is available to any Mojang account that is logged into the launcher but does not own a copy of Minecraft. I removed all mods. Always ensure that your system has at least 2GB of RAM leftover. This Arbitration Agreement is part of the Minecraft End User License Agreement ("EULA") that governs your right to use Minecraft. But if you want to give it a try, install liblwjgl-java, liblwjgl-java-doc and liblwjgl-jni by and liblwjgl-java-jni. So i went downloaded forge and the dragon block c mods but when i launched vanilla minecraft and made a world the game keeps crashing same with the mods. One of the most common issues on a modded Minecraft server, a ticking tile entity causes crashes, lag and potential corruption to player files if the cause is related. 14 still crash on the launch either instantly, or within a minute or two. 14 Hacked Client (MAD HACKS and MORE!) + Download. Open Source Minecraft Server. 1TB SSD (5400 RPM) Windows 10 x64 (Newest Stable Build as of 5/14. watched and so on. The solution for this issue can be found below as well as links to StickyPiston support. This HOWTO will show you how to run a multiplayer dedicated server in multiplayer survival mode as a Windows service with FireDaemon Pro. Went to nether. Minecraft is a game about placing blocks to build anything you can imagine. Minecraft: Java Edition is slow or by a slow server. Powerful game server hosting for serious gamers. A problem caused the program to stop working correctly. There's only ever a max of 3 people using the server at once but it consistantly lags then eventually crashes I've put the crash report below probably something simple but I have no idea how to read crash reports thanks in advance Minecraft Crash Report Would you. Tag Archives: Minecraft Hacked Clients. Minecraft crashing upon loading a world Minecraft PC. Initiate Minecraft server by executing the following command: java -Xmx1024M -Xms1024M -jar minecraft_server. I have 144 mods running on my server. i dont know why but I´ll send the crash report with this message. If it no longer crashes, it was a Java file issue. The application developers develop programs according to the Java EE specification and not according to the application server. I can get to the start menu at least. Why does my Minecraft launcher keep crashing when I press play? # Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely. InflaterInputStream. I have this glitch where my game crashes and this message (minecraft crash java. To test it out, do the following steps. Portal Home > Knowledgebase > Minecraft > Forge Mods, Thermos, and Cauldron > How to Fix Mod-Related Server Crashes How to Fix Mod-Related Server Crashes If your modpack is not starting up or if it's crashing, you may be experiencing a bug with the program code of a mod. Once registered and logged in, you will be able to create topics, post replies to existing threads, give reputation to your fellow members, get your own private messenger, post status updates, manage your profile and so much more. If you’re on a local network, then it should be pretty easy to connect to the Raspberry Pi Minecraft server. This tutorial covers setting up a minecraft server on linux. Type Java in the Search Control Panel textbox in the top right of Windows Explorer. 13 crash on startup on Windows 10 without any. Java HotSpot(TM) 64-Bit Server VM (build 23. I have 144 mods running on my server. Thanks you for your patience. There are almost an infinite number of mods someone could do to make Minecraft a more amusing game to play. Ticking entities. Minecraft Server Status. First make sure you can use java from the command line. Please upload a file larger than 100x100 pixels; We are experiencing some problems, please try again. A mod which adds over 40 new mobs to your game, it provides many new animal and monster mobs, as well as the ability to tame and ride some. Continue reading to know the reasons and solutions to fix Minecraft crashing on Windows 10. It stated I needed Java Plug In. Thanks you for your patience. run(MinecraftServer. I (Dries007) have recently taken over as main developer and server admin. Navigate to the Java website and update to the latest version of Java. Um alle Funktionen dieser Webseite nutzen zu können, muss JavaScript aktiviert sein. For instance, installing the latest version of Java and using the Optifine mod are especially useful to make Minecraft run more smoothly and increase frame rate. If it no longer crashes, it was a Java file issue. a guest Jun 5th, 2016 61 Never Not a member of Pastebin yet? Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed. We'll show you how to make a Minecraft server with beginner-friendly step-by-step instructions. If you want to check your latency with a server just log onto Minecraft and add the server you want to test to your list of servers. There you find listed profiles and an edit button next to that option. IndexOutOfBoundsException. Nothing what so ever has been added to it. That’s right, 2 major versions and dozens of minor versions and a critical vulnerability that allows you to crash any server, and starve the actual machines of CPU and memory was allowed to exist. Don't send a request. [Guide] How to fix most crashes in minecraft. Any help I could get would be much apprectiated! Here is the crash report:. Rarely, a ticking entity may also crash the game, either vanilla or modded. JAVA 8 Linux Ubuntu Server (minecraft) Crash. Being able to read, understand and troubleshoot issues using the log files that your Minecraft server produces is critical to being a good server owner. Crash Landing Memory Requirements & Player Slots. This message is accompanied with the application becoming unresponsive. IndexOutOfBoundsException crash message. Go to Start | Control Panel. The minecraft protocol enables the exchange of information about what an inventory slot contains. All about server transfers - when do I request one? Is your server not working? Does it give you weird errors that you think it's not a minecraft. Minecraft server 1. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. MinecraftServer. 14 still crash on the launch either instantly, or within a minute or two. If you have Forge installed and are experiencing crashes, this can also mean that your Java and Forge versions may be conflicting with each other, since Java is the language Minecraft is written in. Up and running in 55 seconds. This article focuses on how to install the java version. If you have very little RAM (or you have another memory-consuming process running, like a web browser), Minecraft may crash with a "Java heap space" error. This was answered, I started Minecraft and it didn't crash when I joined a server, world, or realm! Thanks!!! This question was solved. I have a server being paid for and hosted by Creeperhost. Here is a summary of what I have: Intel 6th Generation i7. Download the Minecraft: Java Edition server. The purpose of this page is to collect data that will be used to evaluate. Welcome to the Galacticraft Installation Guide!. The solution for this issue can be found below as well as links to StickyPiston support. # Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release plz help its been like thisf or weeks i ave tried re isntalling minecraft and java but nothing. Minecraft Server Requirements. I'll probs deny it. 2 Forge Server and every time I load it up it crashes. There is a 3. The minecraft custom npcs installation guide by Noppes. [Guide] How to fix most crashes in minecraft. Minecraft 1. I have a server being paid for and hosted by Creeperhost. This involved moving servers to reduce cost. While installing Galacticraft is normally pretty simple, this guide is written to provide a step-by-step instruction on how to install the mod and troubleshooting for people who may be having any issues with the installation process and the 1st run of the mod. 9% uptime, and quality support. The 64-bit Java is a much newer, cleaner and faster runtime environment for Minecraft to operate within. If it no longer crashes, it was a Java file issue. All normal mobs boofed beyond belief. Minecraft servers are a collection of computers providing an online platform for game players to meet and connect to play Minecraft through IP addresses on the Minecraft servers. If you want to run a Minecraft multiplayer server by yourself things get kind of involved (see this wiki article for a tutorial). Try our free plan before deciding. With our unlimited services, we allow you to play and expand your server worry-free. This is the final step! To start up your Minecraft server, open the command prompt or Mac terminal and cd into where the Minecraft server file was installed. I went to Java to download it and up came a screen saying that Windows 10 does not support Java Plug In. Java Edition costs a set price of £17. And apart from that, it uses many things in Windows like Java, Direct X, Open GL, and many other things to run properly. A Java Stacktrace [edit | edit source] When Minecraft crashes, it produces what is known as a stacktrace. PocketMine-MP Documentation¶. Want to host a Minecraft server on Linux? If so, you need to be running the Java edition, as Microsoft only allows Linux Minecraft servers to run that way. 4) and you should have all sounds working again. [INFO] Starting minecraft server version 1. com is an entity of CubedHost, LLC, a registered Limited Liability Company in the state of Texas, USA. Load up the Minecraft Java client on a PC within the same local network as the Pi. 1TB SSD (5400 RPM) Windows 10 x64 (Newest Stable Build as of 5/14. Update Windows. 985, I believe its 64-bit. i work on 1. If you are using a 64-bit operating system then an often highly effective way of improving the performance of Minecraft and avoiding the Minecraft Has Ran Out of Memory crash is to install 64-bit Java. jar with the value of the server file you downloaded or. The minecraft protocol enables the exchange of information about what an inventory slot contains. I don't know it much in details, but you should perhaps rise XMX and XMS settings. # The crash happened outside the Java Virtual Machine in native code. Build a Vanilla Minecraft Server on Raspberry Pi Update on Pi4 June 24 - **Breaking News** Pi4 is out. 1TB SSD (5400 RPM) Windows 10 x64 (Newest Stable Build as of 5/14. Bedrock Edition is far superior for being able to play with your friends online as it handles the technical stuff automatically. What are java crashes? Java crashes are when you are playing minecraft and bam, you crash and your screen has a bunch of useful things to help you figure the problem. It does not seem to be connected with Galacticraft (there's no mention of Galacticraft in the crash report), I also took a quick look at the vanilla code which is crashing and it doesn't look to be connected with anything Galacticraft is changing. If you’re on a local network, then it should be pretty easy to connect to the Raspberry Pi Minecraft server. 2 and forge recomma nded 1. ) It is possible however for there to be missing ". It always happens when no one is playing, and it already corrupted one world. Unbeknownst to those just starting off in the realm of hosting, Minecraft servers can require a significant amount of RAM just to start. ThreadMinecraftServer. You have a choice from four Minecraft server hosting locations: USA, Canada, Europe (UK, France, Germany), Australia This ensures low lag and uninterrupted game play. When a Minecraft server doesn't respond to commands anymore for a certain period of time the server will be restarted. EOFException Unexpected end of ZLIB input stream at java. Minecraft Crasht [java. Your server IP address in Minecraft is your PC IP address. I can get to the start menu at least. OpenModsLib is a library of all our common code from OpenBlocks and OpenPeripheral. This website is a list for Minecraft servers, we currently have 45071 different ones on the list. I have a computer with Windows Preinstalled. The Legacy Java Fixer will solve your crash most of the time. Portal Home > Knowledgebase > Minecraft > Forge Mods, Thermos, and Cauldron > How to Fix Mod-Related Server Crashes How to Fix Mod-Related Server Crashes If your modpack is not starting up or if it's crashing, you may be experiencing a bug with the program code of a mod. So i downloaded that, now when i put all my mods together it gives me the black screen again. In this case, you have to either change your Java or your Forge version. Crash Landing Memory Requirements & Player Slots. Any help I could get would be much apprectiated! Here is the crash report:. That said, you can still join a Minecraft server from the UWP app. JAVA 8 Linux Ubuntu Server (minecraft) Crash. Why Minecraft Crashes in Windows 10? Minecraft is a game that can be customized quite easily with the help of mods. Check out the solutions listed below. I need help cus my minecraft Server keeps crashing and here is the crash report PLease help Minecraft Crash Report Why is it breaking Time 7 27 13 10 56 AM Description Loading NBT data java. Even if you are not suffering from the Minecraft Has Run Out of Memory crash then a lot of these fixes will also improve the performance of Minecraft. Note: The mentioned settings allocate 2 GB memory to the start Java heap, 6 GB for the maximum heap size. At night monsters come out, make sure to build a shelter before that happens in Minecraft. Run "java -version" on the server to confirm this, or run "update-java-alternatives -l" to see which versions are installed on your server. Alternatively, you may double click the. 0 Mod Pack is crazier than ever! This modpack focuses around outdoing the perfection of Crazy Craft 2. This happens every 5 mins and it takes about 10 mins to get back on. " I can't open up the crash report at the moment, but as soon as I can, I will add to this report. Normal vanilla minecraft also crashes right after logging in. Click to toggle layer/part visibility. Went to nether. Your first priority on a survival server is to find shelter - when darkness comes, everything wants to kill you. The crashing issue can be caused by various factors. If you want to run a Minecraft multiplayer server by yourself things get kind of involved (see this wiki article for a tutorial). In general, the information is not going between your computer and the server that you're playing on as. Ethernet cable (preferable to wireless networking). Add-Ons - Customize your experience even further with free Add-Ons! If you're more tech-inclined, you can modify data-driven behaviors in the game to create new resource packs. I've done. Hello, I am running a minecraft for Java server version 1. I think this is the problem. Survive alone in a blocky, pìxelated world where monsters come out at night, create fantastical buildings and structures, or collaborate with other players online. I've done a fair bit of research and this crash keeps on coming up. If you prefer not to use the server's Graphical User Interface (GUI) to enter administration commands, simply add the option nogui to the end of the command: java -jar minecraft_server. One of the most common problems with Minecraft (both Windows 10 and 'regular' editions) is the crashing issues. Always ensure that your system has at least 2GB of RAM leftover. Want to host a Minecraft server on Linux? If so, you need to be running the Java edition, as Microsoft only allows Linux Minecraft servers to run that way. A problem caused the program to stop working correctly. sudo apt-get install liblwjgl-java liblwjgl-java-doc liblwjgl-jni. Here is a summary of what I have: Intel 6th Generation i7. Browse detailed information on each server and vote for your favourite. jar nogui, wobei minecraft_server. I need help cus my minecraft Server keeps crashing and here is the crash report PLease help Minecraft Crash Report Why is it breaking Time 7 27 13 10 56 AM Description Loading NBT data java. Hi everyone! My friend made a modpack and I am attempting to create a server for it. Install any of our flagship modpacks with one simple click or choose from thousands of community-made modpacks available on the Technic Platform. The minecraft version is 2. Some of these updates may hinder Minecraft by updating drivers that may not support Minecraft. ---- Minecraft Crash Report ---- Stopping server Java HotSpot(TM) Client VM warning: Using incremental CMS is deprecated and will likely be removed in a future release [Server thread/INFO. Fast Ping: <100ms. "Cracked" servers allow people who have unverified or illegally obtained Minecraft accounts. Developers do not change themselves and release a large release field of several small ones, with various minor changes and a lot of bugs found after the release. Description: Exception in server tick loop. If you prefer not to use the server's Graphical User Interface (GUI) to enter administration commands, simply add the option nogui to the end of the command: java -jar minecraft_server. # See problematic frame for where to report the bug. In order to ensure exiting out of the droplet does not impact your server, this tutorial also provides instructions on how to go through the installation and start your server within screen. The technical details. My laptop running on windows 10 and intel hd 520. COM AND MINECRAFT. All normal mobs boofed beyond belief. If you prefer not to use the server's Graphical User Interface (GUI) to enter administration commands, simply add the option nogui to the end of the command: java -jar minecraft_server. The only mention of this bug I've found is this: (SEE HEAD OF POST). when i copy the jar file from my client side, customnpcs runs but it doesn’t install the pathway on the server for the textures for the skins yet somehow has it nor does it tell me whether. My laptop running on windows 10 and intel hd 520. Please upload a file larger than 100x100 pixels; We are experiencing some problems, please try again. 3 is one of the most commonly recognized mods amongst the Minecraft community–and for good reasons. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. Hosting the way it was meant to be, simple, quick and inexpensive. i was used to the whole player api thingy back then… any way thank you noppes for this awesome mod ^^ it’s hard to make a furry skin in normal minecraft skin editor. Well, Minecraft runs an internal server whenever you play it, even with singleplayer. Based in Brisbane, Australia, MineCraft Consulting specialises in underground coal mine engineering and provides project management and support to all mining projects. Here is a summary of what I have: Intel 6th Generation i7. Whenever a player places a turtle in the world, the server crashes. I was wondering if its my internet or if the server really doesn't like me. We'll show you how to make a Minecraft server with beginner-friendly step-by-step instructions. There you find listed profiles and an edit button next to that option. The solution for this issue can be found below as well as links to StickyPiston support. " I can't open up the crash report at the moment, but as soon as I can, I will add to this report. java:570) at net. exe", Oracle's Java Virtual Machine executable. If you just want a PC on your network to serve a world to other clients on your LAN, then in the client when you create a world you simply open it to LAN (it's a world-creation option). If you cannot find a server with the mods and rules you're comfortable with, running your own Minecraft server is an excellent option. There have been some positive reports about running 1. One of the most common issues on a modded Minecraft server, a ticking tile entity causes crashes, lag and potential corruption to player files if the cause is related. wow didn’t notice that it was this easy with forge…. You'll need the following system requirements in order to run Minecraft Server: A Windows 10 desktop or server. It was created on November 17, 2010. Welcome to FTB Forums Register now to gain access to all of our features. The Java Settings at the bottom specify which Java version Minecraft uses. If you’re on a local network, then it should be pretty easy to connect to the Raspberry Pi Minecraft server. Again, be sure to put the actual server file name here. exe, but my Minecraft 1. There's only ever a max of 3 people using the server at once but it consistantly lags then eventually crashes I've put the crash report below probably something simple but I have no idea how to read crash reports thanks in advance Minecraft Crash Report Would you. I can get to the start menu at least. That said, you can still join a Minecraft server from the UWP app. 0 Your mod is outdated. Recent tasks from 47959-47989{AuthMe:fr. And unfortunately, when things get out of hand, are also blown up. my minecraft server isn't headless (it does have an X server running on it ) but I run the java command with nogui and i don't use lwjgl so I doubt you need it. I am trying to create a Minecraft server. animesam Minecraft server Crash Report. Minecraft crashing (Java Edition) by user199725 Last Updated November 09, 2017 23:14 PM 13:40:17 net. run(MinecraftServer. SOLUTION To fix this issue the video card driver installed in your system needs to be updated. jar with the name of the server file you downloaded, which will look something like "minecraft_server. You are responsible for ensuring that you have the necessary permission to reuse any work on this site. At night monsters come out, make sure to build a shelter before that happens in Minecraft. MultiMC is a free, open source launcher for Minecraft. Find the best Minecraft servers with our multiplayer server list. The Legacy Java Fixer will solve your crash most of the time. This tutorial explains how to install and configure Minecraft Server on Debian 9. Tag Archives: Minecraft Hacked Clients. But I thought Java 8 was bad for Minecraft and that I should use Java 7! Yes, that was the case a while ago when Java 8 was relatively new. Log in to your Mojang Account. Spigot has nothing to do with the JVM crashing. 2?? I started my bukkit server with 1. It's likely there will be some more downtime in the future but most things should be sorted by now. Minecraft - Errors, Crashes, Freezes and Fixes 1# Minecraft - Black Screen of Death Make sure your JAVA client matches your operating system (32 or 64bit) and re-install respective version of. This chapter provides information and guidance on some specific procedures for troubleshooting system crashes. a guest Jun 5th, 2016 61 Never Not a member of Pastebin yet? Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed. Raspberry Pi: Minecraft Server: These instructions will provide you with a list of requirements and steps for configuring your own Minecraft server using the Raspberry Pi. 3 on the Pi4. ioexception; an existing connection was forcibly closed by remote host) pops up. Now, change the value of minecraft_server. 10 server loadeds fine. Due to this, it isn't the host that is actually starting/running your server, it is the Minecraft/External Minecraft server software that is running through Java that is the brain of everything, the only time a crash is an issue on the host's side is if their actual physical hardware breaks down or if the operating system crashes. 2 #FreeMinecraft #Minecraft #MinecraftDownload #MinecraftFree #Minecraftedu minecraft minecraft download download minecraft minecraft free download minecraft pc minecraft free minecraft game download minecraft pc game minecraft minecraft games free minecraft games free download minecraft launcher minecraft free play minecraft mod minecraft free download full version. # See problematic frame for where to report the bug. Booted Server. If you know how to play the game, you could host a server and give access to other players to join, as long as the server is a standard Minecraft. This is a temp/total solution. MINECRAFT REALMS TERMS AND CONDITIONS MOJANG. Also, the Minecraft. To solve this, open an editing application and create a new file (. Hi, my server is running minecraft 1. a guest Jun 5th, 2016 61 Never Not a member of Pastebin yet? Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed. Why does my Minecraft launcher keep crashing when I press play? # Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely. [email protected],}. 3 is one of the most commonly recognized mods amongst the Minecraft community–and for good reasons. Install Minecraft server (Java Edition) on an Ubuntu Virtual Machine This template deploys and sets up a customized Minecraft server on an Ubuntu Virtual Machine, with you as the operator. In this tutorial, we will be showing you how to set up your very own Raspberry Pi Minecraft PE server. To clarify: the server was working just fine for a while, and I never turned it off. Memory Guideline To avoid lag or memory errors, order a minimum of 1GB of memory. DO NOT try to extract the jar file and DO NOT add it as a jar mod into the minecraft. Now, change the value of minecraft_server. Upload failed. This was answered, I started Minecraft and it didn't crash when I joined a server, world, or realm! Thanks!!! This question was solved. -Xms1024M -Xmx1024M -d64 -jar "C:\DATA\minecraft_server\minecraft_server. Survive alone in a blocky, pìxelated world where monsters come out at night, create fantastical buildings and structures, or collaborate with other players online. Display More. Net provides a huge amount of Minecraft mods, Minecraft maps, Minecraft resource packs, command blocks and much more. I have this glitch where my game crashes and this message (minecraft crash java. Minecraft Server Requirements. Recently, my power went out, and as such, it turned off. Ticking entities. Download the Minecraft: Java Edition server. ) It is possible however for there to be missing ". And apart from that, it uses many things in Windows like Java, Direct X, Open GL, and many other things to run properly. 1, and suddenly it just won't open. I've been trying to fix this for a while now, and I have even looked all over for solutions and have tried many things, including changing the run file think to java. For instance, installing the latest version of Java and using the Optifine mod are especially useful to make Minecraft run more smoothly and increase frame rate. From my experience the server you run must have your server's memory usage set from 512mb to 1gb, causing the server to continiously crash. net has been the chosen Minecraft server hosting company for the community and server administrators since 2010. Please help me out. Minecraft Crashes upon joining Server (Client & In Browser) Minecraft keeps crashing whenever I try to join. 0 Mod Pack is crazier than ever! This modpack focuses around outdoing the perfection of Crazy Craft 2. Java is by nature multi-platform and releases different versions for each platform and for each type of processor architecture, which may make it confusing exactly which version of it you should have installed, which is what this should hopefully explain. I can solve that so your server will start up in 10 seconds after the crash. It will be a persistent multiplayer server that you can play on with your friends from all around the world. Cars and Drives Mod allows players to have more cars and drives such as a car, a Ferfari, a 313, a Jeep, a truck and a blue car. Minecraft runs on a platform called Java. Crash report: (SEE HEAD OF POST) Full Log: (SEE HEAD OF POST) The server is running a stock FTB Ultimate install. 985, I believe its 64-bit. PocketMine-MP Documentation¶. 2 Forge Server and every time I load it up it crashes. A problem caused the program to stop working correctly. Save the changes and restart Tomcat Apache service at Start > Services: Start JAVA application at Home > Domains > example. CAUSE Minecraft can crash due to a compatibility issue with the video card driver currently installed on your system. If does not work, upadte java @ java website Part 4 - Server problems! Problem: No one can connect to my server!. The crashing issue can be caused by various factors. Minecraft 1. Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release. change the max tick time to 999,999 we had the same problem with our server, after changing this in the server settings config files we have not had a single crash since, and its been about 3 weeks. If you are playing with friends or planning on hosting a public server consider ordering 2GB or more. A failed server is fairly common; but given that there are so many different types of servers, there is no one solution that fits all server crashes. I have a server being paid for and hosted by Creeperhost. 2?? I started my bukkit server with 1. If you have very little RAM (or you have another memory-consuming process running, like a web browser), Minecraft may crash with a "Java heap space" error. IndexOutOfBoundsException. One of the big complaints Minecraft players have is that Minecraft runs on Java — it’s a pain to deal with because it’s insecure and needs frequent updating to avoid exploits, and they’d rather not deal with it at all. Shut it down. I think this is the problem. Rarely, a ticking entity may also crash the game, either vanilla or modded.