Bug 846457:

Rotating equipment dialog does not save the values after being modified

Avoidance: 

1. Go to windows 'control panel'
2.  Open 'Clock and Region' Settings
3. Open 'Region' Setting
4. Select 'Addition Settings..." button
5. Change the Decimal Symbol from comma (or anything else) to period (.)
6. Restart AutoPIPE if opened. 
7. Values in the Rotating Equipment dialogs will work fine now.

See Also

Enhancements Requests and Logged Defects

Bentley AutoPIPE