Steps to Reproduce:
Expected Results: Text7 is still editable
Actual Results: Text7 is not able to be edited
This is due to a Microsoft Project issue, it is reproducible in Microsoft Project Standalone in Microsoft Project 2016 (It is not reproducible in Microsoft Project 2013 SP1).
This issue is fixed as of the September 2017 Microsoft Project update KB4011101 (and higher)
Reference Microsoft Project's KB4011101 for more information on the September 2017 update.
Reference KB000011553 for information on CA PPM supported Microsoft Project updates
Reference KB000071385 - CA PPM and MSP integration - List of Knowledge Documents
Reference KB000015956 - CA PPM and MSP integration known defects - Support Technical Document Index