VERIFIED SOLUTION i
Products affected: MapInfo Pro™ v16.0.1/16.0.2
Upgrading to MapInfo Pro™ v16.0.1/16.0.2 causes data to be changed. This is visible when using the Info Tool on certain objects in the Map Window. Also this is seen with data that has been imported into MapInfo Pro e.g. Microsoft Access Database, Excel Spreadsheet, etc.
Upgrading MapInfo Pro™ v16.0 causes the issue.
ResolutionUPDATED: August 25, 2017
To resolve this issue please re-import the data back into MapInfo Pro™.