| GrapeCity.CalcEngine Namespace > CalcCalculationManager Class : Invalidate Method | 
| Overload | Description | 
|---|---|
| Invalidate(CalcLocalIdentity,Boolean) | Invalidates the specified id. | 
| Invalidate(IEnumerable<CalcLocalIdentity>,Boolean) | Invalidates the specified id. | 
Target Platforms: Windows 7, Windows 8 Desktop, Windows Vista SP1 or later, Windows Server 2000, Windows 2000 Professional (SP4), Windows XP (SP2), Windows 2008, Windows 2003 Server (SP1)