Minecraft mon forge crash

Ca fait depuis quelques temps mtn que je peut plus ouvrir n'importe quels versions de forge il me mettent "Plantage de jeu, un problème inattendu est survenu et le jeu a planté. Nous sommes désolés pour la gêne occasionnée" et voila ce qui me mettent quand j'ouvre le journal des données quand je le lance:

Code (cpp):

Couldn't get hash for net/minecraftforge/forge/1.12.2-14.23.0.2529/forge-1.12.2-14.23.0.2529.jar from http://files.minecraftforge.net/maven/net/minecraftforge/forge/1.12.2-14.23.0.2529/forge-1.12.2-14.23.0.2529.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\net/minecraftforge/forge/1.12.2-14.23.0.2529/forge-1.12.2-14.23.0.2529.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for jline/jline/2.13/jline-2.13.jar from http://files.minecraftforge.net/maven/jline/jline/2.13/jline-2.13.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\jline/jline/2.13/jline-2.13.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for com/typesafe/akka/akka-actor_2.11/2.3.3/akka-actor_2.11-2.3.3.jar from http://files.minecraftforge.net/maven/com/typesafe/akka/akka-actor_2.11/2.3.3/akka-actor_2.11-2.3.3.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\com/typesafe/akka/akka-actor_2.11/2.3.3/akka-actor_2.11-2.3.3.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for com/typesafe/config/1.2.1/config-1.2.1.jar from http://files.minecraftforge.net/maven/com/typesafe/config/1.2.1/config-1.2.1.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Couldn't get hash for org/scala-lang/scala-actors-migration_2.11/1.1.0/scala-actors-migration_2.11-1.1.0.jar from http://files.minecraftforge.net/maven/org/scala-lang/scala-actors-migration_2.11/1.1.0/scala-actors-migration_2.11-1.1.0.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\com/typesafe/config/1.2.1/config-1.2.1.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/scala-actors-migration_2.11/1.1.0/scala-actors-migration_2.11-1.1.0.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/scala-compiler/2.11.1/scala-compiler-2.11.1.jar from http://files.minecraftforge.net/maven/org/scala-lang/scala-compiler/2.11.1/scala-compiler-2.11.1.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/scala-compiler/2.11.1/scala-compiler-2.11.1.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/plugins/scala-continuations-library_2.11/1.0.2/scala-continuations-library_2.11-1.0.2.jar from http://files.minecraftforge.net/maven/org/scala-lang/plugins/scala-continuations-library_2.11/1.0.2/scala-continuations-library_2.11-1.0.2.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/plugins/scala-continuations-library_2.11/1.0.2/scala-continuations-library_2.11-1.0.2.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/plugins/scala-continuations-plugin_2.11.1/1.0.2/scala-continuations-plugin_2.11.1-1.0.2.jar from http://files.minecraftforge.net/maven/org/scala-lang/plugins/scala-continuations-plugin_2.11.1/1.0.2/scala-continuations-plugin_2.11.1-1.0.2.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/plugins/scala-continuations-plugin_2.11.1/1.0.2/scala-continuations-plugin_2.11.1-1.0.2.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/scala-library/2.11.1/scala-library-2.11.1.jar from http://files.minecraftforge.net/maven/org/scala-lang/scala-library/2.11.1/scala-library-2.11.1.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/scala-library/2.11.1/scala-library-2.11.1.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/scala-parser-combinators_2.11/1.0.1/scala-parser-combinators_2.11-1.0.1.jar from http://files.minecraftforge.net/maven/org/scala-lang/scala-parser-combinators_2.11/1.0.1/scala-parser-combinators_2.11-1.0.1.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/scala-parser-combinators_2.11/1.0.1/scala-parser-combinators_2.11-1.0.1.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/scala-reflect/2.11.1/scala-reflect-2.11.1.jar from http://files.minecraftforge.net/maven/org/scala-lang/scala-reflect/2.11.1/scala-reflect-2.11.1.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/scala-reflect/2.11.1/scala-reflect-2.11.1.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/scala-swing_2.11/1.0.1/scala-swing_2.11-1.0.1.jar from http://files.minecraftforge.net/maven/org/scala-lang/scala-swing_2.11/1.0.1/scala-swing_2.11-1.0.1.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/scala-swing_2.11/1.0.1/scala-swing_2.11-1.0.1.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for org/scala-lang/scala-xml_2.11/1.0.2/scala-xml_2.11-1.0.2.jar from http://files.minecraftforge.net/maven/org/scala-lang/scala-xml_2.11/1.0.2/scala-xml_2.11-1.0.2.jar.sha1: HTTP 404: Not Found
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\libraries\org/scala-lang/scala-xml_2.11/1.0.2/scala-xml_2.11-1.0.2.jar but don't know what size or hash it should be. Have to assume it's good.
14:47:47 launcher Couldn't get hash for 1.12.2 jar from https://s3.amazonaws.com/Minecraft.Download/versions/1.12.2/1.12.2.jar.sha1: HTTP 403: Forbidden
14:47:47 launcher Have local file C:/Users\Fanny\AppData\Roaming\.minecraft\versions\1.12.2/1.12.2.jar but don't know what size or hash it should be. Have to assume it's good.