This is because if you define prefabs that other mods use (ex: dragoon) they will be loaded even if you don't use them. The loading order is the reverse of priority (The Volcanic biome is priority 0, so your dragoon is loaded instead of their)
To allow users to play with both mods it would be great if you could remove/rename the above list of files as well as comment the following in Prefabfiles:
The following files cause a crash with Shipwrecked-related mods:
https://imgur.com/a/hqDMTa1
This is because if you define prefabs that other mods use (ex: dragoon) they will be loaded even if you don't use them. The loading order is the reverse of priority (The Volcanic biome is priority 0, so your dragoon is loaded instead of their)
To allow users to play with both mods it would be great if you could remove/rename the above list of files as well as comment the following in Prefabfiles:
"dragoon", "dragoonden", "dragoonheart", "dragoonspit", "dragoonfire",