```name=exception.trace,lines=10
#0 /includes/diff/DifferenceEngine.php(1470): MediaWiki\Revision\RevisionStore->countRevisionsBetween(MediaWiki\Revision\MutableRevisionRecord, MediaWiki\Revision\RevisionStoreCacheRecord, integer)
#1 /includes/diff/DifferenceEngine.php(998): DifferenceEngine->getMultiNotice()
#2 /includes/actions/McrUndoAction.php(242): DifferenceEngine->getDiff(string, string)
#3 /includes/actions/McrUndoAction.php(374): McrUndoAction->generateDiffOrPreview()
#4 /includes/htmlform/fields/HTMLInfoField.php(25): McrUndoAction->{closure}(array)
#5 /includes/htmlform/HTMLForm.php(1699): HTMLInfoField->getDefault()
#6 /includes/htmlform/HTMLForm.php(1299): HTMLForm->displaySection(array, string)
#7 /includes/htmlform/OOUIHTMLForm.php(254): HTMLForm->getBody()
#8 /includes/htmlform/HTMLForm.php(1076): OOUIHTMLForm->getBody()
#9 /includes/htmlform/HTMLForm.php(1055): HTMLForm->getHTML(boolean)
#10 /includes/htmlform/HTMLForm.php(606): HTMLForm->displayForm(boolean)
#11 /includes/actions/FormAction.php(143): HTMLForm->show()
#12 /includes/actions/McrUndoAction.php(90): FormAction->show()
#13 /includes/MediaWiki.php(514): McrUndoAction->show()
#14 /includes/MediaWiki.php(304): MediaWiki->performAction(ImagePage, Title)
#15 /includes/MediaWiki.php(967): MediaWiki->performRequest()
#16 /includes/MediaWiki.php(530): MediaWiki->main()
#17 /index.php(44): MediaWiki->run()
#18 /srv/mediawiki/w/index.php(3): require(string)
#19 {main}
```