The following snippet lists error codes and associated field (operation) names on Data Pump SQL series. Adjust the first line for a particular database.
USE ASI2353; SELECT e.[Id] AS "ErrorCode", f.[Name] AS "Operation" FROM dbo.[Error] AS e JOIN dbo.[Field] AS f ON f.[Id] = e.[FieldId] ORDER BY e.[Id];
More about the dbo.Error table in the knowledge database.