[V9DF6QpAEK0AAC8UbGwAAABI] /w/index.php?title=Law2&action=edit&undoafter=296827&undo=296828 MWException from line 570 of /srv/mediawiki/php-1.28.0-wmf.18/includes/content/ContentHandler.php: Bad content model: expected json but got wikitext. Backtrace: #0 /srv/mediawiki/php-1.28.0-wmf.18/includes/content/ContentHandler.php(1023): ContentHandler->checkModelID(string) #1 /srv/mediawiki/php-1.28.0-wmf.18/includes/page/WikiPage.php(1352): ContentHandler->getUndoContent(Revision, Revision, Revision) #2 /srv/mediawiki/php-1.28.0-wmf.18/includes/EditPage.php(1128): WikiPage->getUndoContent(Revision, Revision) #3 /srv/mediawiki/php-1.28.0-wmf.18/includes/EditPage.php(1046): EditPage->getContentObject(boolean) #4 /srv/mediawiki/php-1.28.0-wmf.18/includes/EditPage.php(606): EditPage->initialiseForm() #5 /srv/mediawiki/php-1.28.0-wmf.18/includes/actions/EditAction.php(59): EditPage->edit() #6 /srv/mediawiki/php-1.28.0-wmf.18/includes/MediaWiki.php(505): EditAction->show() #7 /srv/mediawiki/php-1.28.0-wmf.18/includes/MediaWiki.php(289): MediaWiki->performAction(Article, Title) #8 /srv/mediawiki/php-1.28.0-wmf.18/includes/MediaWiki.php(750): MediaWiki->performRequest() #9 /srv/mediawiki/php-1.28.0-wmf.18/includes/MediaWiki.php(521): MediaWiki->main() #10 /srv/mediawiki/php-1.28.0-wmf.18/index.php(43): MediaWiki->run() #11 /srv/mediawiki/w/index.php(3): include(string) #12 {main}
When visiting https://test2.wikipedia.org/w/index.php?title=Law2&action=edit&undoafter=296827&undo=296828.