>Also, you should make sure that all forms use a private DataEnvironment.
>
>Often, you can test on a single machine whether there are sharing problems: just open the form twice, either within the same instance of the program, or in two instances.
>
>Hilmar.
>
>>Dear Hilmar,
>>
>>Thank you for your consulting.
>>
>>However, I would like to ask someting more!
>>
>>In my forms design, all the tables within the forms are open automatically, by dataenvironment objects. By setting dataenvironment,autoopentables=.t.
>>and dataenvironment.autoclosetables=.t. to work on my dtas. How can I retain such design by setting else to work on LAN environment ??
>>
>>Thank for your keen help.
>>
>>With regards,
>>
>>Ransome

You should also check the exclusive property in the data environment.