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Title:
Value cannot be null when update mysql database error.
I m using dataset (.xsd) to connect to mysql database.
In my webform, i have detailsView, enable inserting.
Every thing work fine, until when I insert new a record to mysql. System prompt me error :
Value cannot be null.
Parameter name: @custPo
if i didn't key in anything to custPo field.
How to make system automatically convert null value to empty string?
TIA.
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