All versions of Design Live and Design Flex
Upon entering an item's attributes screen, user will see an unhandled exception error message sayin Customized cultures cannot be passed by LCID, only by name., as follows:
This message will appear if the Windows environment has an older version of .NET Framework with a system language different than English (United States).
Troubleshooting Steps
- Select Start > Settings > Time & language > Language & region.
Choose English (United States) from the Windows display language menu.
- Click on Apply.