Unexpected Exception when selecting items to view from Discovery Manager Web Client due to IIS Dynamic Restrictions settings.


   Article Number:     540699                                   Article Version: 2     Article Type:    Break Fix 




SourceOne Discovery Manager





When navigating within the Discovery Manager Web client after logging into it, the pop-up error 'Unexpected Error' or 'The request failed with HTTP status 403: Forbidden' is reported.   
    Unexpected Error   
    HTTP Error 403






This problem is caused by the Dynamic Restrictions settings in IIS 8.x or later.                                                           






Disable Dynamic Restrictions in IIS 8.x or increase the threshold that triggers a client IP block.   
    Refer to Microsoft's reference article on:   
    IIS 8.0 Dynamic IP Address Restrictions