diff --git a/mod.php b/mod.php
index 62200545..a00d5ac8 100644
--- a/mod.php
+++ b/mod.php
@@ -136,7 +136,8 @@
 			
 			$boardName = $matches[1];
 			// Open board
-			openBoard($boardName);
+			if(!openBoard($boardName))
+				error(ERROR_NOBOARD);
 			
 			// echo Element('index.html', index(1));