Product Family: Act!
Product: Act! Pro, Act! Premium
OS: Windows 7
Third Party: Microsoft .NET 4.5.2
This has been known to occur due to a damaged Microsoft .NET file called System.xml
Note: This information is provided as a convenience. Swiftpage does not provide support for Microsoft products. If you require assistance, contact Microsoft or an IT professional.
- Repair Microsoft .NET. For more information, refer to the following Microsoft documentation:
Microsoft .NET Framework Repair Tool
- Attempt to launch Act! to test