This is still happening if any modifications are made to the commands menu. It happens only within files that are open at the time. If a new file is opened the tools are again responsive. The closing and reopening of the other files will remedy the problem without having to restart the program.

Loss of split/trim and join/explode tools

Norsemen23 February 24, 2016, 5:31pm 3

Are you in multiple instances of Mac Rhino at one time? If so see the following…

Topic		Replies	Views
Split and Trim tool icons stop responding Rhino for Mac	13	1956	January 14, 2016
Tool Bugs - ongoing issues Rhino for Mac	1	603	January 7, 2016
Bug v506: Join / Explode buttons not working (on Left toolbar) Rhino for Mac	5	983	March 19, 2014
3D Mouse only works with 1 Rhino when multiple instances are opened Rhino for Mac	5	981	February 25, 2016
Duplicates Nuisance Rhino for Mac	4	1218	January 24, 2016