

Publishing, debugging, or running the second version. Registry keys, it is necessary to uninstall the first version before The error message says "the customization cannot be installedīecause another version is currently installed and cannot be upgradedįrom this location." Because rebuilding the solution updates the Runtime detects that the installation path for the published versionĪnd the built version are different after the next build, rebuild, or Solution to your development computer, Visual Studio Tools for Office If you have previously published and installed the same When you build an Office solution, the built version is automatically This error should only occur on your development machines.įrom Microsoft's Troubleshooting guide for office deployments ( ):
#Office 2011 identities message sources install#
Then install the new customization from the following location: file:///D:/Samples/TestUpdatedVersion/bin/Debug/TestUpdatedVersion.vstoĪt .(Uri uri, String subscriptionId, Boolean previouslyInstalled)Īt .() To install this version of the customization, first use Add or Remove Programs to uninstall this program: TestUpdatedVersion.

Deployment.AddInAlreadyInstalledException: The customization cannot be installed because another version is currently installed and cannot be upgraded from this location. Then install the new customization from the following location: file:///D:/Samples/TestUpdatedVersion/bin/Debug/TestUpdatedVersion.vsto The customization cannot be installed because another version is currently installed and cannot be upgraded from this location.
