# 17-Jan-2026 — resolve CastError when querying walks by Ramblers Internal ID [ref: #124](https://github.com/nbarrett/ngx-ramblers/issues/124)

## [build 424](https://github.com/nbarrett/ngx-ramblers/actions/runs/21100215074) — [commit 1c8b0b5](https://github.com/nbarrett/ngx-ramblers/commit/1c8b0b58b39bc47a75bf706423d7c55e9f0ab62e)

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- Only include _id in query criteria when identifier is a valid MongoDB ObjectId.
- For numeric Ramblers IDs like "100366616", query groupEvent.id instead.