Error When Applying New Wildcard Certificate to SSRS: The Specified URL Was Unexpectedly Reserved

Symptoms

• When trying to add new certificate the following error occurs:

  The specified URL was unexpectedly reserved

• When trying to reserve https:443, I get another error and the services restarts

• The certificate is not listed

Resolution

1. Open Command Prompt (CMD) as administrator and unbind the certificate using a command below:

   netsh http delete sslcert ipport=[::]:443

2. Bind the new certificate in Reporting Service Configuration Manager