[MC-72540] Log in Bug

When i try to log into 1.8 Mine craft it starts out good but then on the bottom it says downloading and logging in and the the launcher flashes out like when it does when its about to start the game but then the launcher just pops up again i really need help i can play on 1.7.10 and lower but not 1.8

Linked issues

duplicates

MC-51590 Minecraft crashes when loading a World: java.lang.IllegalStateException: Expected BEGIN_ARRAY but was STRING at line 1 column 1

Comments

Eli Cohen 2014-09-29T21:26:06Z

[17:24:39] [Client thread/INFO]: Setting user: craycra7123
[17:24:39] [Client thread/INFO]: (Session ID is token:68ca88de2b8a41aca33832fb98150fa9:e9191ce691db4c43a1bdf2926c14d15a)
Exception in thread "Client thread" com.google.gson.JsonSyntaxException: java.lang.IllegalStateException: Expected BEGIN_ARRAY but was STRING at line 1 column 1
at com.google.gson.Gson.fromJson(Gson.java:815)
at com.google.gson.Gson.fromJson(Gson.java:768)
at ry.b(SourceFile:148)
at ry.<init>(SourceFile:42)
at net.minecraft.server.MinecraftServer.<init>(SourceFile:155)
at cyk.<init>(SourceFile:40)
at bsu.<init>(SourceFile:282)
at net.minecraft.client.main.Main.main(SourceFile:120)
Caused by: java.lang.IllegalStateException: Expected BEGIN_ARRAY but was STRING at line 1 column 1
at com.google.gson.stream.JsonReader.beginArray(JsonReader.java:338)
at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:79)
at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:60)
at com.google.gson.Gson.fromJson(Gson.java:803)
... 7 more
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