hello, problem first:
from log: Unrecognized option: -server-XX:MaxPermSize=256m
from kvp conf: Java.CustomOpts=-XX:+UseConcMarkSweepGC -Dsun.rmi.dgc.server.gcInterval=2147483646 -XX:+UnlockExperimentalVMOptions -XX:MaxGCPauseMillis=100 -XX:UseSSE=3 -XX:ParallelGCThreads=3 -server
i think maxpermsize is obsoleted in java 8,just disable your params,or disable when user defined are present... i guess problem with space,it works on running server to edit and start,but after service restart it dies with error again on latest release and nightly tested right now
problem/solution two:
i can't find it anymore,but if anyone encounters this problem: 1.12(or 1.12.2?) forge server can't open minecraft_server.jar and stock recipes don't work(not sure what else),you need to run service under admin user(like john in group administrators),not networkservice,seems to be java 8 problem with some zip library and forge (all the mods 3 for 1.12.2 and direwolf 1.12 probably too)
thanks!