By certifiedco30304166, May 18 2016 09:28PM
Microsoft released an update in their Windows Updates for the Microsoft .NET Framework which updated Microsoft .NET to version 4.6.1. This update has been known to cause issues when trying to interact with the Documents tab, modify attachments, or attach new files to the database
For Act! v17.1 and v17.2 hotfixes were released for a similar issue when using Act! in Windows 10. The same fixes have been known to resolve the issue in computers which are not running a Windows 10 operating system. You can find downloads for the hotfix that applies to your version here:
Act! v17.2 Windows 10 Document Tab Fix (Hotfix 0):
Act! v17.1 Hotfix 4:
For Act! v17.0, it is necessary to update to v17.1 or v17.2, then apply one of the hotfixes above.
For Act! v16.3, Hot Fix 1 was released that addresses this issue. To download Act! v16.3 Hot Fix 1, refer to the following link:
Note: For German and French Act! users, go to
For Act! v16.2 down to Act! v16.0 it is necessary to update to Act! v16.3, then apply the hotfix above.
Sage ACT! 2013 and older
Note: This information is provided as a convenience and pertains to some versions of Act! no longer supported. Swiftpage does not provide support for Microsoft products. If you require assistance configuring or troubleshooting Microsoft .NET Framework, contact Microsoft or an IT Professional for assistance.
In Act! versions 2013 and older, this issue can be resolved by removing the Microsoft .NET Framework 4.6.1 update. For additional information on removing updates, refer to the following Microsoft documentation: