/ Microsoft Exchange

Exchange 2013/2016: Resume role-installation

Exchange Server Setup failed to install Role XYZ and can't resume the installation

Goto

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\ExchangeServer\v15\<ROLE_NAME>

and delete the 'Action'-Key, then restart setup.

Valid Key-Values:

  • BuildToBuildUpgrade
  • DisasterRecovery
  • Install
  • Uninstall

DO NOT remove the Watermark or any other keys!