unable to import csv file into HANA

Hi,

Can anyone help me on this.

i tried importing CSV file into HANA through Import function.Getting error Saying Unique Constraint violated.I checked my flat file there is no duplictates.when the import function is failed,my flat file is placed under this path "C:\Program Files\sap\hdbstudio".

The same file uploaded successfully in other system.

Regards,

Irin