[22:55:00 WARN]: [Intave] ERROR: Self-test BA::A failed
[22:55:00 WARN]: [Intave] ERROR: Reported an AssertionError: Expected: LAVA, actual: OBSIDIAN
[22:55:00 WARN]: [Intave] ERROR: You are hereby advised to report this fault to us before using this version of Intave.
[22:55:00 WARN]: [Intave] ERROR: If possible, include the following stacktrace in your report:
[22:55:00 WARN]: java.lang.AssertionError: Expected: LAVA, actual: OBSIDIAN
[22:55:00 WARN]:     at de.jpx3.intave.os.b(os.java:2)
[22:55:00 WARN]:     at de.jpx3.intave.oz.a(oz.java:22)
[22:55:00 WARN]:     at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[22:55:00 WARN]:     at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[22:55:00 WARN]:     at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[22:55:00 WARN]:     at java.base/java.lang.reflect.Method.invoke(Method.java:566)
[22:55:00 WARN]:     at de.jpx3.intave.bB.a(bB.java:58)
[22:55:00 WARN]:     at de.jpx3.intave.bB.b(bB.java:25)
[22:55:00 WARN]:     at de.jpx3.intave.bB.run(bB.java:30)
[22:55:00 WARN]:     at de.jpx3.intave.kO.a(kO.java:99)
[22:55:00 WARN]:     at de.jpx3.intave.kO.c(Native Method)
[22:55:00 WARN]:     at de.jpx3.intave.bq.c(bq.java:30)
[22:55:00 WARN]:     at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:64)
[22:55:00 WARN]:     at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:423)
[22:55:00 WARN]:     at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:840)
[22:55:00 WARN]:     at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:423)
[22:55:00 WARN]:     at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:774)
[22:55:00 WARN]:     at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:666)
[22:55:00 WARN]:     at java.base/java.lang.Thread.run(Thread.java:829)