So I made a new workspace and then tried running it and surprise surprise an error that I don't quite understand! could someone help me with this? Here is the message!
Exception in thread "main" java.lang.IllegalArgumentException: Environment variable 'assetDirectory' must be set to a valid path.
at net.minecraftforge.userdev.LaunchTesting.main(LaunchTesting.java:70)
That right there if you need more info like IDE, version or latest.log then I will without a doubt reply