Error on startup

2018-03-08 06:40:13.372 [RequestBuilder Async Executor] ERROR sx.blah.discord.Discord4J - Exception caught executing action!
java.lang.NullPointerException: null
    at sx.blah.discord.util.PermissionUtils.requirePermissions(PermissionUtils.java:108)
    at sx.blah.discord.util.PermissionUtils.requirePermissions(PermissionUtils.java:95)
    at sx.blah.discord.handle.impl.obj.Guild.loadWebhooks(Guild.java:894)
    at sx.blah.discord.api.internal.DispatchHandler.lambda$guildCreate$8(DispatchHandler.java:363)
    at sx.blah.discord.util.RequestBuilder$Action.execute(RequestBuilder.java:388)
    at sx.blah.discord.util.RequestBuilder.lambda$execute$0(RequestBuilder.java:290)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
2018-03-08 06:40:13.402 [RequestBuilder Async Executor] ERROR sx.blah.discord.Discord4J - Exception caught executing action!
java.lang.NullPointerException: null
    at sx.blah.discord.util.PermissionUtils.requirePermissions(PermissionUtils.java:108)
    at sx.blah.discord.util.PermissionUtils.requirePermissions(PermissionUtils.java:95)
    at sx.blah.discord.handle.impl.obj.Guild.loadWebhooks(Guild.java:894)
    at sx.blah.discord.api.internal.DispatchHandler.lambda$guildCreate$8(DispatchHandler.java:363)
    at sx.blah.discord.util.RequestBuilder$Action.execute(RequestBuilder.java:388)
    at sx.blah.discord.util.RequestBuilder.lambda$execute$0(RequestBuilder.java:290)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)