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Re: 77 error when using cURL from cmd line, on Windows 10 for HTTP Post

From: Ray Satiro <>
Date: Thu, 22 Feb 2018 01:53:38 -0500

On 2/20/2018 3:32 PM, James Stephenson wrote:
> I am using the cURL command line program to do an HttpPost to a
> medical records company, from a Windows 10 pc.
> When I send the request I am getting an error that says:
> curl: (77) error setting certificate verify locations:
> It then lists a completely unrelated file: CAfile:
> C:\RailsInstaller\cacert.pem
> with a path of: CApath: none
> I am not using anything to do with Rails on this and am really not
> sure why it is picking that file to look for the certificate.

Where did you get your build of curl? That may be set as the default
location, or:

Check if environment variable CURL_CA_BUNDLE or SSL_CERT_FILE is set.
Also check %APPDATA%\_curlrc for --cacert.

You can put a file curl-ca-bundle.crt in the same directory as curl or
in the system path.

Received on 2018-02-22