Bonjour, tout d'abord merci d'avoir la bienveillance de m'aider je t'en suit très reconnaissant. Voici les "logs" que le jeu affiche : 21:55:34.910
Preparing to launch minecraft client for 1.12.2-forge-14.23.5.2855
21:55:35.692
Checking installations.
21:55:35.693
Minecraft client 1.12.2-forge-14.23.5.2855 is ready to start.
21:55:35.693
Starting!
21:55:35.838
Version does not support log configuration, will assume one plaintext entry per line :21:55:37.877
[21:55:37] [main/WARN] [FML]: Found FMLCorePluginContainsFMLMod marker in InventoryTweaks-1.63 (4).jar. This is not recommended, @Mods should be in a separate jar from the coremod.
21:55:37.936
[21:55:37] [main/WARN] [FML]: The coremod invtweaks.forge.asm.FMLPlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft
21:55:37.947
[21:55:37] [main/INFO] [FML]: Loading tweaker optifine.OptiFineForgeTweaker from OptiFine_1.12.2_HD_U_F5 (4).jar
21:55:37.960
[21:55:37] [main/WARN] [FML]: Found FMLCorePluginContainsFMLMod marker in PixelmonGenerations-1.12.2-8.5.1.jar. This is not recommended, @Mods should be in a separate jar from the coremod.
21:55:37.971
[21:55:37] [main/WARN] [FML]: The coremod com.pixelmongenerations.core.plugin.EarlyLoadPlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft
21:55:37.972
[21:55:37] [main/WARN] [FML]: The coremod EarlyLoadPlugin (com.pixelmongenerations.core.plugin.EarlyLoadPlugin) is not signed!
21:55:37.984
[21:55:37] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
21:55:37.986
[21:55:37] [main/INFO] [LaunchWrapper]: Loading tweak class name optifine.OptiFineForgeTweaker
21:55:37.988
[21:55:37] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLDeobfTweaker
21:55:37.990
[21:55:37] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
21:55:37.992
[21:55:37] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
21:55:38.001
[21:55:38] [main/INFO] [STDOUT]: [com.pixelmongenerations.core.plugin.EarlyLoadPlugin:getASMTransformerClass:50]: Successfully Registered Transformer
21:55:38.121
[21:55:38] [main/INFO] [Pixelmon Early-Init]: Starting setup...
J'ai ensuite vérifié la version de mon java et je pense avoir la version 64bits car voici ce que ça marque :</u>
java version "1.8.0_301"
Java(TM) SE Runtime Environment (build 1.8.0_301-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.301-b09, mixed mode)
Encore merci de ton attention et désolé de te déranger !