szAppName = "myApp" oIISvDir = GetObject("IIS://LocalHost/W3SVC/1/root/"+ szAppName) laErrorDocs = oIISvDir.HttpErrors SET EXACT OFF lnIndex = ASCAN(laErrorDocs,"500,100") szCustomError = "500,100,URL,/" + szAppName + "/errors.asp" laErrorDocs(lnIndex) = szCustomError * oIISvDir.HttpErrors(lnIndex).value = szCustomError *-- Save changes oIISvDir.Put *-- Check value laErrorDocs = oIISvDir.HttpErrors ?laErrorDocs(32)I've tried different ways to access/update the list values, but I'm obviously missing something when it comes to working with this...