Error after updating to Mendix 10.5 (Not listed in the dropdown)

When I try to run the app I'm getting this error 
1 answers

There are several forum posts about the 'Object reference not set...' error. One of the answers given was that a page contained a list view with an xpath with a constraint based on CurrentObject, but the page itself did not contain a DataView, so the reference made no sense. Apparently it caused an issue immediately upon startup