Bug 364250: If a hook fails, no error is available for diagnosis

Bugzilla/Hook.pm

@@ -44,8 +44,8 @@ sub process {
         if (-e $extension.'/code/'.$name.'.pl') {
             Bugzilla->hook_args($args);
             do($extension.'/code/'.$name.'.pl');
-            ThrowCodeError('extension_invalid', {
-                name => $name, extension => $extension }) if $@;
+            ThrowCodeError('extension_invalid', 
+                { errstr => $@, name => $name, extension => $extension }) if $@;
         }
     }
     

template/en/default/global/code-error.html.tmpl

@@ -139,7 +139,7 @@
 
   [% ELSIF error == "extension_invalid" %]
     An error occurred processing hook [% name FILTER html %] in
-    extension [% extension FILTER html %].
+    extension [% extension FILTER html %]: [% errstr FILTER html %]
 
   [% ELSIF error == "extern_id_conflict" %]
     The external ID '[% extern_id FILTER html %]' already exists