Almost, just the
java -server -Xmx4G -Xms4G -Dlog4j.configurationFile=log4jformattingfix.xml -jar forge-1.12.2-14.23.5.2860.jar nogui
and if that doesn't work, try
java --version
Veuillez lire la FAQ (le lien est en haut de la page) et les journaux de publication tels que décrits ici. Cela aidera à déterminer ce qui se passe.
Ce sont des forums anglais, j'ai utilisé un traducteur pour essayer de vous aider, j'espère que ça se retrouve bien.
TileEntity said to use Java 21, not Java 24.
If you read the FAQ as directed at the top of the support forum, there is actually a section that tells you which version of Java to use with which version of Minecraft/Forge.
I moved your topic to the support forum, it will likely get more views than the suggestions forum.
Please read the FAQ and post logs as described there, it will provide more information.
These are the Minecraft Forge forums, and your log is for a Fabric modpack.
You would get best results asking for support wherever Fabric support is given.
So I just noticed near the top of the log it says "Launched instance in offline mode", does that mean it is bypassing Minecraft account authentication?
If so, that is probably the issue.