With the new version all my prototypes are broken:Cannot read property 'toString' of undefined.
Sorry for the inconvenience, we've fixed this bug and it's working properly in this build → https://dl.devmate.com/com.motif.framer.beta/2920/1456257677/FramerStudioBeta-2920.zip
We'll update the stable version as soon as possible.
exactly the same for me. Beta version solves the problem.
The current stable version (v.54) should have this issue fixed.