[10:43:05 WARN]: [HeadsPlus] Task #3939384 for HeadsPlus v6.9.4 generated an exception
java.lang.NullPointerException: null
        at io.github.thatsmusic99.headsplus.api.HPPlayer.clearMask(HPPlayer.java:110) ~[?:?]
        at io.github.thatsmusic99.headsplus.listeners.MaskEvent$1.run(MaskEvent.java:47) ~[?:?]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftTask.run(CraftTask.java:84) ~[patched_1.15.2.jar:git-Paper-136]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:452) ~[patched_1.15.2.jar:git-Paper-136]
        at net.minecraft.server.v1_15_R1.MinecraftServer.b(MinecraftServer.java:1185) ~[patched_1.15.2.jar:git-Paper-136]
        at net.minecraft.server.v1_15_R1.DedicatedServer.b(DedicatedServer.java:430) ~[patched_1.15.2.jar:git-Paper-136]
        at net.minecraft.server.v1_15_R1.MinecraftServer.a(MinecraftServer.java:1112) ~[patched_1.15.2.jar:git-Paper-136]
        at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:934) ~[patched_1.15.2.jar:git-Paper-136]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]