The XMLTOCURSOR() function internally uses MSXML 3.0. MSXML 3.0 merge module is included with VFP7.

>I learned this lesson the hard way! In the current release of our software, I used CURSORTOXML and XMLTOCURSOR to store and retrieve configuration data. Apparently, machines that have older version of IE will get:
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>Error(1426): OLE error code 0x80040154: Class not registered
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>on the XMLTOCURSOR line.
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>In code, I create a cursor storing all my configuration data. Convert it to XML and store into a MEMO field. This way, when I add new configuration items into the cursor, I don't need to change anything in the code that save the cursor.
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>My question is which version of IE do we need to XMLTOCURSOR to work?
>If updating IE is not practical, due to customer might not have internet access or unwilling to upgrade, is there another solution/suggestion?