invalid pointer operatin if dataset contains calculated TWideStringField

[PascalVB]

Delphi 2009 sp1
i receive invalid pointer operation.
Conditions
DataSet contains one calculated widestringfield
code:
mdsRules.DeclareVariable('SETID', otString);
v := '0000000001';
mdsRules.SetVariable('SETID', v);
mdsRules.Open;
v := null;

 

[Marco Kalter]

Thanks for reporting this. We'll check it out.

 

[PascalVB]

Please, answer.

 

[Marco Kalter]

We have not been able to reproduce this.