March 23, 2023 - I can load into the minecraft launcher and game just fine, but as soon as i load into my world i get to the "building terrain" bit, then instant " The game crashed: exception in server tick loop Error: java.lang.NoClassDefFoundError: net/minecraft/entity/Entity$2 "

Since it's a server, and other players have used that spell, it's probably something the backpack is doing that the other players didn't have, and the backpack is conflicting with the Ars spell. About the only thing I can think of is have the server admin edit your player file and see if they can remove the backpack and see if that works when you join.

January 7, 2022 - Try deleting the config folder which is located in the minecraft installation path (enter %appdata%/.minecraft in the file explorer ) and if it doesn't work then try deleting aether mod

I don't undestand what all that means, I cannot start my server anymore... [13:15:05] [main/FATAL]: Failed to start the minecraft server...

So now I'm trying to play multiplayer and I keep getting "Internal Exception: java.lang.NullPointerException" on trying to join servers. I put in the server name and IP, then save that to the list. I go back to list, select, and click "Join Server" .... It says "connecting to network" "logging in ..." and then our error pops up and I can't wiggle past it.

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Hi, while administering my server I came across the java.lang.NullPointerException error, I don't know what it is related to and it would be nice if...

Hey, i'm starting to code in minecraft, but now i got a problem, how can i fix that? Here is the console: https://prnt.sc/C9soFNW-3Vth And my classes...

Try setting "online-mode" to false in server.properties: https://www.reddit.com/r/GoldenAgeMinecraft/comments/kcvtlf/help_beta_173_cant_join/ Note that the authentication servers have changed since Beta 1.7.3 was released, so it is likely that you can no longer join using a premium account, ...

July 20, 2017 - Hi, I have encountered a problem... Yesterday I was playing absolutely fine with minecraft forge, and then today for some reason, I cant login to hypixel, and it comes up with this (see image Below) I tried reinstalling java, minecraft and forge, yet still the problem persists. I tried running...

Once my computer turned on again there was this error and now I can't play at the server at all. We play at 1.16.3 in Java. I have looked online but I didn't find anything that would help or was too tech and I didn't understand. Please tell me how I can solve this as simple as possible · Here's the error text: java.lang.NullPointerException: null at net.minecraft.server.MinecraftServer.a(SourceFile:569) ~[server.jar:?] at net.minecraft.server.MinecraftServer.t(SourceFile:596) ~[server.jar:?] at zg.t(SourceFile:558) ~[server.jar:?] at net.minecraft.server.MinecraftServer.w(SourceFile:704) ~[server.jar:?] at net.minecraft.server.MinecraftServer.a(SourceFile:254) ~[server.jar:?] at java.lang.Thread.run(Unknown Source) [?:1.8.0_261] Rollback Post to Revision RollBack ·

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</p><p> </p><p> I'm currently have Fossils_Archeology_Revival-1.7.10_Build-7.3 and llibrary-1.7.14-1.12.2 and used forge-1.7.10-10.13.4.1558-1.7.10-installer-win I have Java version 8 update 181 (build 1.8.0_181-b13), the crash I keep getting is: Error: java.lang.NullPointerException: Initializing game and it will not let me view the crash report. </p><p> </p><p> I'm not the best with this stuff so If anyone can help me I would be very greatful! ;-; </p> ... <p>Your llibrary is the wrong version. You're using llibrary-1.7.14-1.12.2, which is for Minecraft 1.12, not 1.7.10 (which this mod is for.)

--- BEGIN ERROR REPORT 51544673 ... Minecraft 1.2.5 OS: Windows 7 (amd64) version 6.1 Java: 1.7.0_04, Oracle Corporation VM: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation LWJGL: 2.8.3 OpenGL: AMD Radeon HD 6250 Graphics version 4.1.10834 Compatibility Profile Context, ATI Technologies Inc. java.lang.NullPointerException at ...