Can't save projects on Mac osx

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Hi everyone,
i want to know why LMMS doesn't save projects on Mac osx? I have trouble saving my projects on Mac OSX. i have already de-install LMMS but its not work. actually, after saving my project when i re-open it, it's completely empty. How to solve this ?
Welcome to the forums david121.

Check out bobobo's advice and see if it works. :)
https://lmms.io/forum/viewtopic.php?t=8446