Check if wfDebug() is defined before calling it since AutoLoader.php is loaded before...

diff --git a/includes/AutoLoader.php b/includes/AutoLoader.php
index 2e6e81a..493332d 100644 (file)
--- a/includes/AutoLoader.php
+++ b/includes/AutoLoader.php
@@ -554,7 +554,8 @@ class AutoLoader {
                                }
                        }
                        if ( !$filename ) {
-                               wfDebug( "Class {$className} not found; skipped loading" );
+                               if( function_exists( 'wfDebug' ) )      
+                                       wfDebug( "Class {$className} not found; skipped loading" );
                                # Give up
                                wfProfileOut( __METHOD__ );
                                return false;