vbnet access System.InvalidOperationException: ‘Update requires a valid UpdateCommand when passed DataRow collection with modified rows.’

The solution for “vbnet access System.InvalidOperationException: ‘Update requires a valid UpdateCommand when passed DataRow collection with modified rows.'” can be found here. The following code will assist you in solving the problem.

‘If the database does not have a primary key, add one.
‘Update functions typically won’t work without one.

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