If you are running Autoptimize and Create and notice any odd application crashes, please navigate to your Autoptimize settings:
You should make sure that the box indicated above is NOT checked. Enabling optimization for logged-in editors/administrators can cause issues with the performance of many different areas of your site, Create included. Having this disabled should NOT impact your site speed significantly.
Please contact your managed host for more details on potential impacts to Autoptimize settings changes on your site.
If performance issues persist after disabling this feature, please let us know at firstname.lastname@example.org.