MSG_TEST_CHANGED

The project has changed since the last build.

Do you want to rebuild the configuration now?

Indicates that the project has changed since the configuration was last built. You may want to rebuild the configuration before testing the installer, to ensure that you are testing the most recent version.

Solution

Click Yes to rebuild the configuration, then run the installer; click No to run the current version of the installer; or click Cancel to cancel the test run altogether.