0: psOK
The command completed normally. The accuracy score must be examined to determine result accuracy.
1: psException
An exception occurred during processing, normally as a result of malformed input data.
2: psServerUninitialized
The command could not be completed as the server has not yet been initialized.
3: psInvalidInputRecord
The input record contains invalid data, often due to the supply of non-UTF8/Unicode data.
4: psError
An error has reported by loqate process, use getLastError() function in lqtProcessResult object to get error description.