1
Verify the likely cause
Forward request cookies in the SSR server context, transfer the resolved auth state and avoid issuing a duplicate client request during hydration.
FULL AI ANALYSIS
Angular SSR page flashes logged-out state during hydration
Generated Sep 18, 2026, 11:55:04 PM
Analysis summary
The reported behaviour is consistent with the server-side HTTP request is not receiving or forwarding the browser cookie. The safest next step is to verify that hypothesis with a reversible test before making permanent configuration changes.
Possible causes
The server-side HTTP request is not receiving or forwarding the browser cookie.
72%A recent software, firmware or configuration change is exposing an existing compatibility issue.
42%Suggested fixes
2
Validate and monitor
Reproduce the issue once after the change, review relevant logs or metrics, and keep a rollback path until the system has remained stable.