Pass the whole path to the file geodatabase in the parameter 'filenames' and pass anything in the parameter 'parentDirectory', e.g:Sub test() Dim pFileNames As IFileNames Set pFileNames = New FileNames pFileNames.Add "<a href="file:D:/Program" target="_blank">D:\Program</a> Files\ArcGIS\DeveloperKit\SamplesCOM\data\ServerData\Geoprocessing\usa_Data.gdb" Dim pWSF As IWorkspaceFactory Set pWSF = New FileGDBWorkspaceFactory Dim pWSName As IWorkspaceName Set pWSName = pWSF.GetWorkspaceName("anything", pFileNames) MsgBox pWSName.PathNameEnd Sub