From 673b6c8cb81560b296032493484a1d3f0264e001 Mon Sep 17 00:00:00 2001
From: Jay Satiro <raysatiro@yahoo.com>
Date: Thu, 31 Jul 2025 15:13:23 -0400
Subject: [PATCH] schannel: add an error message for client cert not found

Prior to this change curl would show the generic error message
"curl: (58) Problem with the local SSL certificate".

Closes https://github.com/curl/curl/pull/18124
---
 lib/vtls/schannel.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/vtls/schannel.c b/lib/vtls/schannel.c
index 27aceaba81..0b3ec8cc25 100644
--- a/lib/vtls/schannel.c
+++ b/lib/vtls/schannel.c
@@ -730,6 +730,7 @@ schannel_acquire_credential_handle(struct Curl_cfilter *cf,
       if(!client_certs[0]) {
         /* CRYPT_E_NOT_FOUND / E_INVALIDARG */
         CertCloseStore(cert_store, 0);
+        failf(data, "schannel: client cert not found in cert store");
         return CURLE_SSL_CERTPROBLEM;
       }
     }
-- 
2.47.3