Import->Fields are not getting mapped while creating Import Job template.

1] Login to the application as a partner.
2] Navigate to Import/Export>Template Management.
3] Add new import template of Job Data type.
4] Navigate to Field Mapping page, map the fields and click on "Save" button.

Actual Result:
Blank validation message is displaying.
Expected Result:
Fields should be get mapped without any error.

Cc; Rashmita Dudhe, Hrishikesh Deshpande, Prasad Pise