I tried to set the parameter value to system.dbnull.value but got some errors.
thanks.
I tried to set the parameter value to system.dbnull.value but got some errors. thanks.
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I tried to set the parameter value to system.dbnull.value but got some errors.
thanks.
What is happening is that SQLServer is reading the NULL type as nvarchar, which cannot be used to update an Image column.
Try specifying the Parameter Type as SqlDbType.Image