Articles error after upgrading

[chrisandy]

I had very much the same problem with Articles - you might find that this helps…

Articles problem on upgrade to 3.0.4

I had the same problem where I upgraded from MODX 2.8.x to MODX 3, and articles disappeared from he resources list. All resources were gone there initially until I upgraded Articles too, but even after upgrading articles, the articles container had gone and blogs vanished from the website. I was able to fix it by upgrading Articles and then editing the class_key column in modx_site_content for any articles or article containers. UPDATE `modx_site_content` SET `class_key` = 'Articles\Model\Arti…