Cannot log in. Login dialog hangs.

Site:

login dialog accepts username/password, but does not advance. Stays on the uname/password dialog. Other website functions okay.

Firefox v 98.0, 64 bit, Linux

Could log in previously. Nothing changed.

Previous login problems fixed by upgrading to latest version of browser.

Comments

Could not login. The dialog accepts the username/password, but does not continue. The browser on my phone works fine.

The computer browser is firefox, v98.0 (Linux/Slackware).