when spawning a otter for example i get a error. this also happens with other mobs (but they most likely spam the error). i can see flying horse armors tho. error when trying to spawn otter:
[18:37:16 WARN]: [MCPets] Task #18019 for MCPets v4.1.0 generated an exception java.lang.NoSuchMethodError: 'java.util.Optional com.ticxo.modelengine.api.model.ActiveModel.getBone(java.lang.String)' at fr.nocsy.mcpets.data.Pet.getNameBone(Pet.java:1319) ~[MCPets_4.1.0-MEG4.jar:?] at fr.nocsy.mcpets.data.Pet.setNameTag(Pet.java:1286) ~[MCPets_4.1.0-MEG4.jar:?] at fr.nocsy.mcpets.data.Pet$6.run(Pet.java:1097) ~[MCPets_4.1.0-MEG4.jar:?] at org.bukkit.craftbukkit.v1_20_R1.scheduler.CraftTask.run(CraftTask.java:101) ~[purpur-1.20.jar:git-Purpur-1990] at org.bukkit.craftbukkit.v1_20_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:483) ~[purpur-1.20.jar:git-Purpur-1990] at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1507) ~[purpur-1.20.jar:git-Purpur-1990] at net.minecraft.server.dedicated.DedicatedServer.tickChildren(DedicatedServer.java:484) ~[purpur-1.20.jar:git-Purpur-1990] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1421) ~[purpur-1.20.jar:git-Purpur-1990] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1192) ~[purpur-1.20.jar:git-Purpur-1990] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:323) ~[purpur-1.20.jar:git-Purpur-1990] at java.lang.Thread.run(Thread.java:833) ~[?:?]