No size set for variable length data type: String

[Javier Ros]

Hi, i get an exception when call myDataAdapter.Update(myDataSet);

I´m using a CommandBuilder object for generate the commands
this is the exception:

Parameter 'p2': No size set for variable length data type: String.
Description: An unhandled exception occurred during the execution of the
current web request. Please review the stack trace for more information
about the error and where it originated in the code.

Exception Details: System.Exception: Parameter 'p2': No size set for
variable length data type: String.


Any Ideas?

..Javier Ros Moreno.