It seems that this table / cursor is only accessible from the 'origin' form (the one with the DE).
When I change the form, without closing the first one, this table isn't accessible / visible any more; switching back makes it usable again.

Strange thing, I never came across this issue before.

>What prevents you from that?
>
>>I do have a form which contains some tables in it's dataenvironment. The tables inside the DE are not present physically but loaded from SQL Server - it's about converting from VFP dbcs to SQL Server.
>>
>>So far so good.
>>
>>The form uses a lookup form from which some values can be selected - it's a separate form that receives the table to display as parameter (eg: do form lookupform with 'table1').
>>How can I use a table from inside the form's DE in this new form?
>>
>>Any ideas?
>>
>>TIA