Support & Bug Reports

37082 topics in this forum

1. Cannot invoke "org.apache.commons.lang3.tuple.Pair.getLeft()" because the return value of "java.util.Map.get(Object)" is null

   By Samwiser, March 25
   • 1 reply
   • 3.9k views
   • 
   • TileEntity
   • March 25

2. Cannot join into my server

   By AlexPlus117, October 24, 2015
   • 5 replies
   • 4.2k views
   • 
   • AlexPlus117
   • October 25, 2015

3. Cannot join my own server. Getting an error.

   By Pandaling, July 13, 2019
   • 1 reply
   • 1.3k views
   • 
   • DaemonUmbra
   • July 14, 2019

4. cannot join server

   By Razbitor, February 8, 2023
   • 1 reply
   • 2k views
   • 
   • ChampionAsh5357
   • February 9, 2023

5. Cannot Join Server (Fabric BetterMC 1.19.2)

   By ClassyCookie, July 18, 2023
   • 1 reply
   • 9.2k views
   • 
   • LexManos
   • July 18, 2023

6. cannot join server because of internal exception: java.lang.nullpointerexception error

   By noob101, July 28
   • 0 replies
   • 4.2k views
   • 
   • noob101
   • July 28

7. Cannot join server I purchased 1.12.2, has Forge and mods.

   By Isaacdevil, March 24, 2020
   • 5 replies
   • 1.3k views
   • 
   • Isaacdevil
   • March 24, 2020

8. Cannot LAN Forge 1.8 but can with Forge 1.7.2

   By Zenim, July 18, 2015
   • 1 reply
   • 2.3k views
   • 
   • LexManos
   • July 18, 2015

9. 1.18.2 cannot launch 1.18.2 server

   By didi2703, August 3, 2023   

   • client-only mods on server
   • 1 reply
   • 5.3k views
   • 
   • Paint_Ninja
   • August 4, 2023

10. Cannot Launch Any Server

    By bradleybrand, October 11, 2021
    • 4 replies
    • 2.9k views
    • 
    • bradleybrand
    • October 11, 2021

11. Cannot Launch Forge EXCEPTION_ACCESS_VIOLATION Launcher Exit Code 1

    By defectsnow, September 7   

    • outdated drivers
    • 3 replies
    • 10.1k views
    • 
    • TileEntity
    • September 7

12. Cannot launch forge server

    By SezzLy, June 14
    • 1 reply
    • 8k views
    • 
    • TileEntity
    • June 16

13. Cannot Launch Forge Server 1.12.2 on Mac

    By anonminer122, June 3, 2019
    • 9 replies
    • 5.7k views
    • 
    • anonminer122
    • June 6, 2019

14. Cannot Launch Forge Sever 1.10.2

    By Pikachu923, May 23, 2018
    • 1 reply
    • 2.2k views
    • 
    • Pikachu923
    • May 23, 2018

15. Cannot launch game, keeps crashing with same error code

    By GoblinNutzs, September 9
    • 2 replies
    • 26.7k views
    • 
    • GoblinNutzs
    • September 9

16. Cannot Launch Modpack

    By Guest, June 5, 2019
    • 7 replies
    • 2.2k views
    • 
    • Guest
    • June 7, 2019

17. cannot launch; error code 1

    By zequelito, August 3
    • 1 reply
    • 3.1k views
    • 
    • TileEntity
    • August 3

18. Cannot load a world. I have 23 mods

    By MasterVelyk, July 15, 2016
    • 0 replies
    • 1.8k views
    • 
    • MasterVelyk
    • July 15, 2016

19. Cannot load any mods

    By maxmouse, March 26, 2013
    • 7 replies
    • 10.3k views
    • 
    • maxmouse
    • March 27, 2013

20. Cannot Load Any mods with forge in 1.5.2- Need Assistance

    By zadboy, May 3, 2013
    • 5 replies
    • 7.8k views
    • 
    • Verdian
    • May 4, 2013

21. Cannot load Jurassicraft PLEASE HELP

    By McBobert1, September 26, 2020
    • 1 reply
    • 3.6k views
    • 
    • DaemonUmbra
    • September 26, 2020

22. Cannot Load mods on Forge

    By HelmetCrab, November 18, 2012
    • 4 replies
    • 7.9k views
    • 
    • HelmetCrab
    • November 18, 2012

23. Cannot Load World List

    By Shiraga_, September 30, 2022
    • 4 replies
    • 5.1k views
    • 
    • warjort
    • September 30, 2022

24. Cannot load worlds, and cannot even force exit game

    By thatoneguy3021, September 6, 2020
    • 6 replies
    • 1.1k views
    • 
    • thatoneguy3021
    • September 7, 2020

25. Cannot login to forge server 1.7.10

    By Probiesmasher, February 13, 2016
    • 1 reply
    • 2k views
    • 
    • Probiesmasher
    • February 13, 2016