Hi there! This bug should now be fixed in the latest build of the Axure RP 9 beta, build 3642. You can download the latest build from the thread below:
Download 3642 for Mac | Download 3642 for Windows
Axure RP 9.0.0.3642
Optimized scrolling and moving around the canvas on Mac
Optimized performance working with images using filters
Updated device listing under Page Dimensions
Breaking away masters with overrides keeps the overrides in place
RP 8 widgets with different shape and text rotation will convert with correct rotation in RP 9
Fixed error using “Edit Library” menu option on Windows
Fixed errors interacting with tabs after closi…