Error Error: -2146885628 'Certificate installation was unsuccesfull!'

I see this error message when collecting codesigning certificates

"Certificate installation was Unsuccessful"
Error: -2146885628 Your certificate appears to be already installed

  • The Code signing certificate can only be installed on the same machine from where you applied.
  • Do not install the codesigning certificate to different machine, unless the private key has been backed up successfully.
  • The Private key will be stored in the default directory C:\\mykey.pvk.