Log an entry with fingerprint when validation failed.

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@1044 44740490-163a-0410-bde0-09ae8108e29a

lib/SimpleSAML/Metadata/SAMLParser.php

@@ -1284,6 +1284,7 @@ class SimpleSAML_Metadata_SAMLParser {
 				return TRUE;
 			} catch(Exception $e) {
 				/* Validation with this validator failed. */
+				SimpleSAML_Logger::debug('Validation of fingerprint failed: ' . $e->getMessage());
 			}
 		}