diff --git a/omegat/project_save.tmx b/omegat/project_save.tmx
index 195fc02..6d36169 100644
--- a/omegat/project_save.tmx
+++ b/omegat/project_save.tmx
@@ -4265,6 +4265,13 @@ Debugger entered--Lisp error: (void-function fill-column)</seg>
 Debugger entered--Lisp error: (void-function fill-column)</seg>
       </tuv>
     </tu>
+    <tu>
+      <note>Comment est-ce qu'on est sensé traduire ces examples de messages d'erreur, etc. ??</note>
+      <tuv lang="en">
+        <seg>---------- Buffer: *Backtrace* ----------
+Debugger entered--Lisp error: (void-function this)</seg>
+      </tuv>
+    </tu>
     <tu>
       <tuv lang="en">
         <seg>---------- Buffer: *Backtrace* ----------