Ground truth: @cometchat/chat-uikit-angular@5 (5.1.0–5.2.0 verified). Symptoms map to causes verified against the installed kit and the live {DOCS_BASE}/ui-kit/angular/troubleshooting.md page (base + paths in cometchat-angular-v5-core/references/docs-map.md). Every CometChat* symbol named here exists in the angular-v5 catalog; a fix that requires a symbol not in the catalog is a bug in this file, not a missing export.

Companion skills (read first)

cometchat-angular-v5-core — references/anti-patterns.md and references/troubleshooting.md carry the same table in more depth.

Use this skill when

Something is wrong and the error message is unhelpful or absent.

Start here — Angular fails SILENTLY

Four of the five most common CometChat-Angular faults produce no error at all. Do not wait for a stack trace.

Run these four checks in order before anything else:

1. Is the component in imports: []? Missing → Angular treats <cometchat-conversations> as unknown HTML and renders nothing. No error, no warning, blank space. This is the single most common cause.

cometchat-angular-v5-troubleshooting

Companion skills (read first)

Use this skill when

Start here — Angular fails SILENTLY