You can run the Site Recovery Manager installer in repair mode to repair a Site Recovery Manager Server installation.
Running the installer in repair mode fixes missing or corrupted files, shortcuts, and registry entries in the Site Recovery Manager Server installation.
Caution: Do not run the
Site Recovery Manager installer in repair mode on the protected site and on the recovery site simultaneously.
Prerequisites
Verify that you have administrator privileges on Site Recovery Manager Server or that you are a member of the Administrators group. Disable Windows User Account Control (UAC) before you attempt the change operation or select Run as administrator when you start the Site Recovery Manager installer.