Hello all. (sorry for my english) I have a very simple scene.

Gear mate does not always work . Please watch short (1Mb 0:45 sec) video. Step by step how to replicate bug Gear mate problem - YouTube

Big request to you official users help  to transmit this information to technical support. Just send them the attached .zip file (assem + video).

The improvement program will be useful to everyone!

The attached archive - solidworks (2016 sp1) file and video (1mb)

Thank you! ( and sorry for my english again.)