16.11 15:26:13 [Multicraft] Loading server properties
16.11 15:26:13 [Multicraft] Starting server!
16.11 15:26:13 [Multicraft] Loaded config for "Default Minecraft Server"
16.11 15:26:13 [Multicraft] Updating eula.txt file
16.11 15:26:13 [Server] INFO Error: LinkageError occurred while loading main class net.minecraft.bundler.Main
16.11 15:26:13 [Server] INFO java.lang.UnsupportedClassVersionError: net/minecraft/bundler/Main has been compiled by a more recent version of the Java Runtime (class file version 61.0), this version of the Java Runtime only recognizes class file versions up to 60.0
16.11 15:26:13 [Multicraft] Server shut down (starting)
16.11 15:26:13 [Multicraft] Restarting crashed server in 5.0 seconds
16.11 15:26:13 [Multicraft] Looks like a crash, check the server console. Return value: 1
16.11 15:26:13 [Multicraft] Server stopped