I need help with my server

When I try to open the server I get this error:Adding duplicate key 'ResourceKey[minecraft:worldgen/template_pool / minecraft:village/desert/town_centers]' to registry. How do I solve it? https://mclo.gs/lIV6UYn

thx fot the help

i have another problem when i enter the server Minecraft loading screen restarts and then saids Minecraft closes. How i fix it?

The game crashed whilst rendering overlay
Error: net.minecraftforge.fml.ModLoadingException: Corail Tombstone (tombstone) encountered an error during the done event phase
Código de error: -1

thx