>>I have seen messages about this before, but can't find them. On some machines lo = Createobject('outlook.application') fails, even though Outlook 2010 is installed. Any tips?
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>Did you try opening outlook? IIRC, several years ago I had the same issue and it was that Outlook needed to perform the "this is the first time using office" stuff.

Outlook works perfectly, and are in regular use on the two machines we have the problem on.