Index: openacs-4/packages/xowiki/tcl/package-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/package-procs.tcl,v
diff -u -r1.279.2.21 -r1.279.2.22
--- openacs-4/packages/xowiki/tcl/package-procs.tcl	29 Jan 2015 12:35:54 -0000	1.279.2.21
+++ openacs-4/packages/xowiki/tcl/package-procs.tcl	2 Feb 2015 09:44:20 -0000	1.279.2.22
@@ -811,7 +811,7 @@
           ns_log notice "error during invocation of method $method errorMsg: $errorMsg, $::errorInfo"
           return [my error_msg -status_code 500 \
                       -template_file $error_template \
-                      [ns_quotehtml "error during $method: $errorMsg"]]
+                      "error during [ns_quotehtml $method]: <pre>[ns_quotehtml $errorMsg]</pre>"]
         }
         return $r
       }