diff --git a/testRunner.js b/testRunner.js
index <HASH>..<HASH> 100755
--- a/testRunner.js
+++ b/testRunner.js
@@ -139,6 +139,7 @@ async function check(file) {
                 result = result.split(' - undefined').join('x');
                 result = result.split(' `undefined`').join('x');
                 result = result.split('_undefined').join('x');
+                result = result.split('undefined error').join('x');
                 if (ok && result.indexOf('undefined')>=0) {
                     message = 'Ok except for undefined references';
                     ok = false;
fix: more undefined in text fields