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How to restart a Cognos App Tier Installation?

If you stopped in the middle of installing the Cognos App Tier and the installer says that Cognos is already installed, you can restart the installer as follows:

  1. As an administrator, open a Command Prompt window.
  2. Navigate to the  Setup folder on the Cognos BI media where CognosAppTier.exe resides.
  3. In the command prompt, execute the CognosAppTier.exe as follows:

CognosAppTier /v"CONFIGONLY=1"