Sergey, thanks. Any idea why it works before for months?

>Yuri,
>
>This error is usually cured by prefixing method call with "=".

= loNameSpace.GetItemfromID(EntryID,lcFolderID).DELETE()
>* or if it doesn't work
>loFolder = loNameSpace.GetItemfromID(EntryID,lcFolderID)
>= loFolder.Delete()

>
>
>>All of a sudden the program working for months cleaning the folders in MS Outlook 2000 SR1 (9.0.0.4527) stopped with the error message "Parameter is not optional" on the line with DELETE:
>>
>>loOutlook = creAteOBJECT("outlook.application")
>>loNameSpace = loOutlook.APPLICATION.GetNamespace('MAPI')
>>.......
>>loNameSpace.GetItemfromID(EntryID,lcFolderID).DELETE
>>(delete the message having entryid in the folder having lcFolderID)
>>
>>Trying to resolve it with various syntax combinations and approaches I finally give up.
>>
>>Any ideas will be appreciated.