In ITAM 12.9, you receive an error message in the log as below when running Data Importer:
09/05/2014 09:46:39.953 AM Web Service threw exception System.FormatException: Failed to convert parameter value from a String to a Int16. ---> System.FormatException: Input string was not in a correct format.
To resolve this error, we are expected to go thru every mapped field and test to make sure the values and types are correct.
We believe that the log message should indicate which specific field is generating the error, thereby reducing the effort in tracking and correcting it.