HA no longer working

[cdsane]

Hello All
I use to have HA configured and was working fine
Just a few days ago I updated a static route and wanted to sync it to the backup firewall and I noticed my ha has stopped working.The error message I am getting is " The backup firewall is not accessible (check user credentials). " I have cross checked the credentials and its both the same yet the issue still exists how will I resolve this please, I need help I am running OPNsense version Versions
OPNsense 25.1-amd64
FreeBSD 14.2-RELEASE
OpenSSL 3.0.15
On both firewalls