SAP Router error

Dear Experts Teams,

When I am running  below command , Its give error for "Couldn't open PSE "C:\saprouter\local.pse

As below .

C:\saprouter\nt-x86_64>sapgenpse import_own_cert -c srcert -p local.pse

import_own_cert: Couldn't open PSE "C:\saprouter\local.pse"

ERROR in af_open: (4129/0x1021) The PSE does not exist : "C:\saprouter\local.pse"

ERROR in secsw_open: (4129/0x1021) The PSE does not exist : "C:\saprouter\local.pse"

ERROR in secsw_open_pse_or_extension: (4129/0x1021) The PSE does not exist : "C:\saprouter\local.pse"

ERROR in sec_get_PSEtype: (4129/0x1021) The PSE does not exist : "C:\saprouter\local.pse"

Where I am doing mistake.

Regards

Pooja