There are times when a package update can cause login problems with pfsense webconfigurator
And You just don't have time to fix it
Emergency Reinstall might be the quickest option using your pfsense backup-config file
Along with always having an up to date backup.xml file. Keep a record of packages installed on your pfsense firewall
This checklist is a general guide for A Pfsense Emergency Reinstall
Specific steps may vary depending on your pfsense setup.
Always refer to pfsense's official documentation for the most up-to-date and detailed instructions.