showing error while opening the vcf file

[nasrin parvin]

I am facing some problem to open a vcf file , I am using some command which is mentioned in https://www.cog-genomics.org/plink/1.9/input#vcf this website but in command prompt how to analyze this data can anyone please help me

[Christopher Chang]

You posted a link to the --vcf documentation, yet you are incorrectly using --file for some reason.