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When I try to open a singleplayer world I get this exception:
Failed to connect to server
Internal Exception: net.minecraft.ResourceLocationException: Non [a-z0-9_-] character in namespace of location:
{\"loaders\":[\"forge\"],\"amVersion\":\"4.0.0-beta1\",\"moVersion\":\"1.20 1\"
The instance only has AutoModpack installed and no other mods.
Steps to reproduce
Create or join a singleplayer world
Minecraft & Mod Loader versions
1.20.1 NeoForge 47.1.104
Minecraft launcher
Prism Launcher
Operating system
Windows 10
AutoModpack version
4.0.0-beta1
Check list
[X] I have verified that the issue persists in the latest version of the mod.
[X] I have searched the existing issues and confirmed that this is not a duplicate.
Bug description
When I try to open a singleplayer world I get this exception:
The instance only has AutoModpack installed and no other mods.
Steps to reproduce
Create or join a singleplayer world
Minecraft & Mod Loader versions
1.20.1 NeoForge 47.1.104
Minecraft launcher
Prism Launcher
Operating system
Windows 10
AutoModpack version
4.0.0-beta1
Check list