From f34d350c2649fb4dba5dcf521ef31d0eafb87b27 Mon Sep 17 00:00:00 2001
From: Jan-Sverre Riksfjord <jansverre@uffe.no>
Date: Fri, 10 May 2024 13:27:18 +0200
Subject: [PATCH] better error message

---
 src/Library/KeyManagement/KeyConverter/KeyConverter.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Library/KeyManagement/KeyConverter/KeyConverter.php b/src/Library/KeyManagement/KeyConverter/KeyConverter.php
index 6227d2ef..05c277f8 100644
--- a/src/Library/KeyManagement/KeyConverter/KeyConverter.php
+++ b/src/Library/KeyManagement/KeyConverter/KeyConverter.php
@@ -219,7 +219,7 @@ private static function loadKeyFromPEM(string $pem, ?string $password = null): a
             $res = openssl_pkey_get_public($pem);
         }
         if ($res === false) {
-            throw new InvalidArgumentException('Unable to load the key.');
+            throw new InvalidArgumentException('Unable to load the key. Error: ' . openssl_error_string());
         }
 
         $details = openssl_pkey_get_details($res);