Expected Behaviour
Dynamic system map to show.

Actual Behaviour
error 404 not found

Reproduction Steps
Go to serveripaddres:8888 in browser.

Crash Report
HTTP ERROR 404 Not Found

Screenshots

Environment

• Minecraft Version: 1.18.2
• Installed Mods: Architectury, Exline's Furniture, FurbishCraft, Immersive Engineering, Mekanism, Mekanism: Additions, Mekanism: Generators, Mekanism: Tools, Minecraft Transit Railway, MrCrayfish's Furniture Mod, OptiFine, PackMenu, Placebo, Posture, SecurityCraft, WorldEdit, Xaero's Minimap

Additional Information
No.

Please try using serveripaddres:8888/index.html. This is a known issue with Forge.

@jonafanho