Yes do a search for emit_signal("xyz") using the scriptEditor. Believe it’s Search > Find in files
A, wakatta to omou… ; )
Yes, searching can get me somewhere indeed. However, the weird thing about it is that usually clicking on the error, the editor jumps to the according line, but this wasn’t the case so I had no idea where the problem was. Turned out that restarting the computer solved the problem, ah well.