Minecraft Forums

OK, so we have the latest minecraft launcher. 1.6.11. When we select our profile on Minecraft 1.8.3 and click PLAY, it crashes and we get the following error:

[11:30:04] [Client thread/INFO]: Setting user: spikewolf2006
[11:30:04] [Client thread/INFO]: (Session ID is token:aa3400ddb02447f68151cf7c9d6a5b53:87464d2ac20c4e6b8594bcb9a9805168)
Exception in thread "Client thread" com.google.gson.JsonSyntaxException: com.google.gson.stream.MalformedJsonException: Use JsonReader.setLenient(true) to accept malformed JSON at line 1 column 13205
at com.google.gson.Gson.assertFullConsumption(Gson.java:779)
at com.google.gson.Gson.fromJson(Gson.java:769)
at lu.b(SourceFile:151)
at lu.<init>(SourceFile:43)
at net.minecraft.server.MinecraftServer.<init>(SourceFile:155)
at bpp.<init>(SourceFile:41)
at avf.<init>(SourceFile:293)
at net.minecraft.client.main.Main.main(SourceFile:124)
Caused by: com.google.gson.stream.MalformedJsonException: Use JsonReader.setLenient(true) to accept malformed JSON at line 1 column 13205
at com.google.gson.stream.JsonReader.syntaxError(JsonReader.java:1505)
at com.google.gson.stream.JsonReader.checkLenient(JsonReader.java:1386)
at com.google.gson.stream.JsonReader.doPeek(JsonReader.java:531)
at com.google.gson.stream.JsonReader.peek(JsonReader.java:414)
at com.google.gson.Gson.assertFullConsumption(Gson.java:775)
... 7 more
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release


Can anyone help us? We have uninstalled and reinstalled Java, we have uninstalled and reinstalled minecraft. What the heck? Help.