All the mods 6 server crash

[LivePrime]

I've been running an Allthemods6 server for a while now and only recently today I've updated java to the newest version and now i cant seem to run my server.

https://pastebin.com/CrFrzPDw

that's the error log i get when running the server

[LivePrime]

getting this error after downgrading

 

Desktop\server>java -Xmx5G -Xms5G -XX:+UseG1GC -XX:+ParallelRefProcEnabled -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:G1NewSizePercent=30 -XX:G1MaxNewSizePercent=40 -XX:G1HeapRegionSize=32M -XX:G1ReservePercent=20 -XX:G1HeapWastePercent=5 -XX:G1MixedGCCountTarget=4 -XX:InitiatingHeapOccupancyPercent=15 -XX:G1MixedGCLiveThresholdPercent=90 -XX:G1RSetUpdatingPauseTimePercent=5 -XX:SurvivorRatio=32 -XX:+PerfDisableSharedMem -XX:MaxTenuringThreshold=1 -Dusing.aikars.flags=https://mcflags.emc.gs -Daikars.new.flags=true -jar forge-1.16.5-36.2.22.jar nogui
Invalid maximum heap size: -Xmx5G
The specified size exceeds the maximum representable size.
Error: Could not create the Java Virtual Machine.
Error: A fatal exception has occurred. Program will exit.

[LivePrime]

yeah im using 64bit java and still getting the same error ive installed it in both program files and program files (x86)