Oracle Solution for Error ora-39206

Solution for Oracle Error ORA-39206

ORA-39206: A parallel degree of string is invalid.

What triggered the Error:

A bad numeric was supplied for specifying the parallelism to be used within a Data Pump job. The degree of parallelism must be an integer great than 0.

What should we do to fix it:

The the degree specifying and retry the parallelism setting.