Ever since upgrading splunk DB connect to a version that supports the dbx_user role I've been working out odd permissions issues and so far I've been able to get most of them sans one.
I had a decent handful of db inputs created prior to upgrading to a version of the app with dbx_user defined. I've since retroactively added dbx_user to all the users needing access and they can manage their database connections fine but they cannot create new or modify their existing dbmon inputs whether they are tail or dumps.
The error they are receiving is:
There was an error retrieving the configuration, can not process this page.
Splunk administrators are not having any issues.
the current local.meta for db connect is as follows: