When clicking on the "Run" button an error window pops up with the message
"Failed to load Built-In simulator"
"Reason:"
"java.lang.IndexOutOfBoundsException: Index: 2147483647, Size 0"
One moment everything worked correctly, the other this error pops out. Restarting the program or the computer does nothing.
I was just testing ZamiaCAD so I was working on a new Project, just 3 super small files, doing nothing special. I didn't change any "options" or configurations in the program between when it was working and when it just stopped, just wrote some .vhdl code.
After clicking on "OK" on the error window the Simulator (as expected) doesn't work.
Here's the log: