Hello!
CoGe has been updated to version 1.7.7 today, fixing two random-crashing issues related to ColorWells.
CoGe 1.7.7 is a free update, so grab it while it is hot – use the built-in updater or just download the latest version from the website.
For a full list of fixes, please check out the changelog. Thanks to everyone who submitted bug reports and also thanks for your help with testing out the beta builds!