We just deployed a highly-available ArcGIS Portal (10.5.1). After deployment, everything is working; however, when you look at the available app templates, you see the following:
All languages are showing in the templates. So I went into portaladmin > system > languages and deselected everything except for English. That seemed to resolve the issue, but now I see all kinds of templates, including completed applications:
Has anyone seen this before?