Every time I try to run forge 1.17.1 with optifine G9 1.17.1 a crash message pops up. When I run forge with other mods everything works without any problem. However, when I add optifine to the mods folder the game automatically crashes every time I start it.
MC-237031
Forge & Optifine compatilibity issue
Resolved
Invalid
0
Thank you for your report!
However, this issue is Invalid.
Your game, launcher or server is modified.
If you can reproduce the issue in a vanilla environment, please recreate the issue.
Any non-standard client/server/launcher build needs to be taken up with the appropriate team, not Mojang.
Any plugin issues need to be addressed to the creator of the plugin or resource pack.
If you have problems on large servers, such as The Hive and Hypixel, please contact them first as they run modified server software.
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