This article provides guidance on how to resolve the issue where JWEB becomes inaccessible after upgrading to Junos 22.4R3-S2.
Deactivate the system login message with the following command:
deactivate system login message
The configuration that can trigger this issue is: set system login message <message>.
The issue is resolved in 22.4R3-S5, 23.2R2-S1, 23.4R2, 24.1R1 and 24.2R2
To get more information, please check the PR1766378