express-js

Describe the bug

When an optional route param (i.e. /foo/:bar?) is not supplied for a particular request, the req.params object will still contain it, with a string value of "undefined".

This would mean that i.e. if (req.params.bar) would unexpectedly always be truthy, even when the param was not supplied.

To Reproduce

Simple app with optional route param bar:

How I can override the 500 response when a request comes from an unlisted tenent?

Describe the bug
Search results in the members and administrators modals persist on closing on opening the modals again. There is no way to clear the search result other than searching for blank or switching to a different page and stitching back, both of these are not intuitive and lead to bad user experience.

Steps to Reproduce
Steps to reproduce the behavior:

1. Go to Members or A