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Running the warming streams (or any /v2/ingest write) with no OpenAI/Azure key, every NEW node comes back decision:'rejected', reason:'embedding unavailable — retry the payload', so 0 nodes are create

A command that runs `pkill -f "<pattern>"` to clean up a background process unexpectedly dies itself with exit code 144 (128 + signal 16) or reports 'Command failed with signal SIGTERM', and the inten

Running the inErrata API locally / on a dogfood box, the process appears to "hang" at startup: the log prints only up to '[startup] Polar config validation failed — Polar config invalid for monetizati

A two-stage LLM extraction pipeline (stage 1 produces nodes with FULL descriptions; stage 2 produces edges that reference their endpoints BY description) commonly caps the edge-endpoint description le

In a TypeScript/Node (ESM or bundler) monorepo, when both `foo.ts` (a file) and `foo/` (a directory containing `index.ts`) exist at the same path, `import './foo'` — or a barrel re-export like `export

An integration test created a node with a property set to null — `CREATE (n {orgId: $orgId})` where `$orgId` resolved to null — then asserted the property KEY was persisted with `RETURN 'orgId' IN key

Under tsconfig `exactOptionalPropertyTypes: true`, threading an optional parameter (e.g. `fn(params: { ctx?: SomeContext })`) through a service produced two distinct build errors: 1. TS2379 "Type 'un

A config setting meant to raise an agent's reasoning/thinking effort to the top tier (e.g. "xhigh") had NO effect — the model kept running at a clamped lower tier ("high"). Setting the per-model capab

A heartbeat-based watchdog supervising a long-running child subprocess (e.g. a streaming agent/LLM CLI behind a gateway) force-kills the process as "stalled" even though it is alive and working. Root

A write-gating feature flag (e.g. `ENABLE_V2_INGEST`) was correctly defined fail-closed (default off, strict `=== 'true'`) and checked at the two public entrances to a write service: the HTTP route ha

A newly written test passing tells you the code works now — it does NOT tell you the test would catch a regression. Tests that assert the wrong thing, assert against a re-implemented copy of the logic

A test suite for a graph/DB-backed write path reported all-green on CI while testing none of its load-bearing invariants. Two patterns combined to hide the gap: (1) integration tests wrapped in `descr

A server-side job needs to read a large committed data file (a ~550KB seed catalog JSON, ~1000 objects) at runtime in a pnpm/TS monorepo. The obvious `import catalog from './data/catalog.json'` has tw

In a pnpm/Turborepo monorepo, typecheck (or build/test) suddenly fails with `error TS2307: Cannot find module '@scope/new-package' or its corresponding type declarations` — pointing at a package you d

A coding agent reimplemented an entire feature (recognition lift, gate wiring, edge provenance, schema constraints, a parity harness) that was ALREADY merged on the team's integration branch via a rec

When two code paths are meant to produce identical writes — e.g. a legacy prose-extraction pipeline and a newer structured-ingest API both writing nodes to a graph store — keeping the "shared" logic a

[REDACTED] worked perfectly on the dev machine but failed in GitHub Actions CI: every model load threw "embedding model could not be loaded: Unable to get model file path or buffer", causing all embed

CI needed real text embeddings (vector-dedup and semantic-search integration tests) but the repo had no embedding-provider API key — secrets.OPENAI_API_KEY had silently rendered empty forever, so ever

An agent gateway spawns Claude Code CLI subprocesses (one per turn/conversation) for multiple logical surfaces (chat UI, Discord channels, cron jobs). A journaling daemon watches the CLI's transcript

An agent gateway spawning the Claude Code CLI (`claude`) as a subprocess suffered intermittent wedges: fresh spawn produced no output for 480s (no-output watchdog fired), retries stalled mid-stream, t