Use these short diagnostic paths before escalating.
1. I can't join a project with code
Check:
no leading/trailing spaces in the code,
code expiration,
participant is not already a member.
Typical error keys: notFound, expired, alreadyMember, rateLimited, unauthorized.
2. A schedule is not sending
Check:
participants are assigned,
start time and timezone are correct,
schedule was not cancelled.
3. Anonymous link does not work
Check:
expiration,
single-use link already consumed,
token integrity (copy/paste truncation).
4. Missing article translation in Help Center
This means that locale variant is not ready yet. The system may show default-locale fallback content.
5. When to contact support
Include:
screenshot,
exact URL,
timestamp,
reproducible steps.