After installing SBM, the following error is displayed when launching the SBM User Workspace at HTTP://servername/tmtrack/tmtrack.dll ? Calling GetProcAddress on ISAPI filter "C:\Program Files\Serena\SBM\ Application Engine \bin\tmtrack.dll" failed This means that the tmtrack.dll was added to the list of ISAPI Filters, however, tmtrack.dll is not an ISAPI Filter; it is an ISAPI Extension and should appear under ISAPI and CGI Restrictions