Is own_Owner_Code field marked in the view as updatable?

>I'm getting the following error message, "Connectivity error: [Microsoft][ODBC SQL Server Driver][SQL Server]Cannot insert the value NULL into column 'own_OWNER_CODE', table 'InOrder_Live.dbo.tblCustomerType'; column does not allow nulls. INSERT fails." from the following line of code.
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>INSERT INTO (cView) (&cFieldList)  SELECT * FROM (cTable)
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>I've checked the cFieldList value in the Trace window and it includes the own_Owner_Code field. I've verified that the field in the source, cTable, doesn't include any blank or null values.
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