I am unable to add vagrant box

Please take a note:
i am using vagrant 1.8.1

I have a file name ‘erp_v9_001’ without the quotation mak
and i used the following command to add the vagrant box.

$ vagrant box add ERPNext-Vagrant.box --name=erp_v9_001

i am getting the bellow error
The box you are adding have a name different from the name you request.
please help me

$ vagrant box add erp_v9_001.box --name=whateveryouwant

thank you sir fixed