[18:15:02 WARN]: [Bending] Task #17 for Bending v1.1.0 generated an exception
java.lang.IncompatibleClassChangeError: Found class com.sk89q.worldguard.protection.ApplicableRegionSet, but interface was expected
        at tools.Tools.isRegionProtectedFromBuild(Tools.java:1247) ~[?:?]
        at firebending.FireStream.playerTick(FireStream.java:50) ~[?:?]
        at main.PlayerEffect.doTick(PlayerEffect.java:31) ~[?:?]
        at main.PlayerEffect$MultiEffectSet.tick(PlayerEffect.java:140) ~[?:?]
        at firebending.FireStream.tick(FireStream.java:132) ~[?:?]
        at firebending.Fire$$Lambda$19/1708747247.run(Unknown Source) ~[?:?]
        at main.BendingManager.run(BendingManager.java:78) ~[?:?]
        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftTask.run(CraftTask.java:71) ~[bending1.jar:git-Spigot-1.7.9-R0.2-203-g68a1cb4]
        at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [bending1.jar:git-Spigot-1.7.9-R0.2-203-g68a1cb4]
        at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:641) [bending1.jar:git-Spigot-1.7.9-R0.2-203-g68a1cb4]
        at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289) [bending1.jar:git-Spigot-1.7.9-R0.2-203-g68a1cb4]
        at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584) [bending1.jar:git-Spigot-1.7.9-R0.2-203-g68a1cb4]
        at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490) [bending1.jar:git-Spigot-1.7.9-R0.2-203-g68a1cb4]
        at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [bending1.jar:git-Spigot-1.7.9-R0.2-203-g68a1cb4]