the file "3.6.0" in (libraries\com\electronwill\night-config\core\) is empty, so i deleted it first, tried to install forge i got the same massage
so i deleted "night-config" next and tried to install forge again same message
lastly i deleted "electronwill" and tried to install forge again same message
I tried to download the latest forge installer for 1.14.3 (1.14.3 - 27.0.15)
after installing for client i get this message:
After that i tried to do the fix in this thread:
I followed the linked post and after opening the command prompt with the folder then entering java -Djava.net.preferIPv4Stack=true -jar forge-1.14.3-27.0.15-installer.jar
When I hit enter it says
Error: Could not find or load main class .net.preferIPv4Stack=true
However the installer I downloaded is indeed in that folder.