Résolu Bonjour j'ai un probleme avec mes launchers minecraft et java

[Cobble25]

Donc pour faire simple lorsque j'ouvre mon launcher, puis j'attends la fin du chargement dans la dernière partie il me dit:
que faire ? ( j'ai java pour windows 8.1 )



[13:02:19 INFO]: Launcher 3.5.1 started on windows...
[13:02:19 INFO]: Current time is Jun 29, 2015 1:02:19 PM
[13:02:19 INFO]: System.getProperty('os.name') == 'Windows 8.1'
[13:02:19 INFO]: System.getProperty('os.version') == '6.3'
[13:02:19 INFO]: System.getProperty('os.arch') == 'amd64'
[13:02:19 INFO]: System.getProperty('java.version') == '1.8.0_45'
[13:02:19 INFO]: System.getProperty('java.vendor') == 'Oracle Corporation'
[13:02:19 INFO]: System.getProperty('sun.arch.data.model') == '64'
[13:02:20 INFO]: JFX is already initialized
[13:02:24 INFO]: News Outdated!
[13:02:24 INFO]: Updating News...
[13:02:24 INFO]: Refreshing local version list...
[13:02:24 INFO]: Refreshing remote version list...
[13:02:26 INFO]: Refresh complete.
[13:02:26 SEVERE]: Unexpected exception refreshing profile list
java.lang.IllegalArgumentException: Invalid UUID string: sessionId

at java.util.UUID.fromString(Unknown Source)

at com.mojang.util.UUIDTypeAdapter.fromString(Unknown Source)

at com.mojang.authlib.BaseUserAuthentication.loadFromStorage(Unknown Source)

at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.loadFromStorage(Unknown Source)

at net.minecraft.launcher.profile.AuthenticationDatabase$Serializer.deserialize(Unknown Source)

at net.minecraft.launcher.profile.AuthenticationDatabase$Serializer.deserialize(Unknown Source)

at com.google.gson.TreeTypeAdapter.read(TreeTypeAdapter.java:58)

at com.google.gson.Gson.fromJson(Gson.java:795)

at com.google.gson.Gson.fromJson(Gson.java:859)

at com.google.gson.Gson$2.deserialize(Gson.java:131)

at net.minecraft.launcher.profile.ProfileManager$RawProfileList$Serializer.deserialize(Unknown Source)

at net.minecraft.launcher.profile.ProfileManager$RawProfileList$Serializer.deserialize(Unknown Source)

at com.google.gson.TreeTypeAdapter.read(TreeTypeAdapter.java:58)

at com.google.gson.Gson.fromJson(Gson.java:795)

at com.google.gson.Gson.fromJson(Gson.java:859)

at com.google.gson.Gson.fromJson(Gson.java:832)

at net.minecraft.launcher.Launcher$2.run(Unknown Source)

at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)

at java.util.concurrent.FutureTask.run(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

at java.lang.Thread.run(Unknown Source)

 

[Cobble25]

et pour finir le chargement recommence avec ce message la
Erreur : impossible de trouver ou charger la classe principale net.minecraft.client.main.Main
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release

 

[9TUCS6]

Comment tu as fais pour réparer le problème ?