[tisurame]

Originally Posted by mgpai

Try using the 'alert' method to debug. If it turns out to be an OS issue, devs/user in the forum familiar with Linux should be able to point you in the right direction. You can also find be in JD Chat (link in above post) if you think I can help you with the troubleshooting.

Example:

var result = callSync("/home/thiago/makemkv.sh");
alert(result);

Thanks! The problem, after all, was because I was using a version installed using the snap store. Using the regular version solved the problem.