MDL-16204 - On an old site, there were question categories where category->parent...

diff --git a/lang/en_utf8/question.php b/lang/en_utf8/question.php
index 16156ad84951f591fd1e3ee1c9d5e30892c3c2cc..b7e08fce5e3981775797fcf8df85c95c495f085a 100644 (file)
--- a/lang/en_utf8/question.php
+++ b/lang/en_utf8/question.php
@@ -148,6 +148,9 @@ $string['unknown'] = 'Unknown';
 $string['unknownquestiontype'] = 'Unknown question type: $a.';
 $string['unknowntolerance'] = 'Unknown tolerance type $a';
 $string['unpublished'] = 'unshared';
+$string['upgradeproblemcategoryloop'] = 'Problem detected when upgrading question categories. There is a loop in the category tree. The affected category ids are $a.';
+$string['upgradeproblemcouldnotupdatecategory'] = 'Could not update question category $a->name ($a->id).';
+$string['upgradeproblemunknowncategory'] = 'Problem detected when upgrading question categories. Category $a->id refers to parent $a->parent, which does not exist. Parent changed to fix problem.';
 $string['yourfileshoulddownload'] = 'Your export file should start to download shortly. If not, please <a href=\"$a\">click here</a>.';
 $string['wrongprefix'] = 'Wrongly formatted nameprefix $a';
 ?>