>>First of all, adding equal sign, double quote, double quote did not work. However, using the same trick I used with the dataenvironment and mentioned above, did allow to open the class without error messages, but the form still refuses to MODI FORM.
>>
>>Check what VFP8 saves in property field of class in this case. It insists on adding parentheses around whatever developer places in property sheet. What does ToolTipText = (" ") mean? Is that the same as EVAL(" ")?
>>
>
>For me it saves what I type ="" w/o adding any parenthesis.

Just tried it with a different value. Placing ="AAA" into the tooltiptext property of property sheet causes ToolTipText = ("AAA") to be placed in corresponding property field of vcx file.

What could cause the difference between you system and mine?

Alex