Issues

• Firestore emulator sends a document change older than a global snapshot it already sent, so the client drops it

  firebase/firebase-tools#11221 · Filter by author drewkhoury opened on Oct 1, 2026

• [Firestore Emulator] Enterprise edition: startAfter is wrong when an orderBy field is nested

  emulators: firestoretype: bug
  firebase/firebase-tools#11218 · Filter by author mrudelle opened on Oct 1, 2026

• Storage emulator does not enforce the two-Firestore-document limit for cross-service rules

  emulators: storagetype: bug
  firebase/firebase-tools#11167 · Filter by author zola-dev opened on Sep 25, 2026
  2

• Firestore emulator long-poll backchannel skips the head of a large batch: client asks from AID=23, response starts at array id 408, and ids 24..407 are never sent

  emulators: firestoreNeeds: Author Feedbacktype: bug
  firebase/firebase-tools#11165 · Filter by author Thitic9203 opened on Sep 25, 2026
  1

• Firestore emulator intermittently withholds a new client's first listen results for ~5 s while idle (2-vCPU Linux runner)

  emulators: firestoreNeeds: Author Feedbacktype: bug
  firebase/firebase-tools#11163 · Filter by author mythos-tech opened on Sep 24, 2026
  1

• Firestore emulator v1.22.0: concurrent batchWrite to the same doc fails with ABORTED "Transaction lock timeout." after a NOT_FOUND update (regression from v1.21.0)

  emulators: firestorereproducibletype: bug
  firebase/firebase-tools#11160 · Filter by author merryharry opened on Sep 24, 2026
  1

• functions: use Cloud Run uploadSource API instead of BYO GCS bucket for direct-to-Run deploys

  api: functionstype: feature request
  firebase/firebase-tools#11159 · Filter by author kevmoo opened on Sep 24, 2026
  1

• [dataconnect] adminNodeSdk generated package.json hardcodes peerDependency "firebase-admin": "^13.4.0", incompatible with v14

  emulator: dataconnectreproducibletype: bug
  firebase/firebase-tools#11127 · Filter by author mickeywu opened on Sep 20, 2026
  1

• remoteconfig --dry-run does not validate condition expression syntax

  api: remoteconfigreproducibletype: bug
  firebase/firebase-tools#11125 · Filter by author Ryu0118 opened on Sep 20, 2026
  1

• Firestore emulator leaks one thread per WebChannel session, even when the client closes it cleanly

  emulators: firestoretype: bug
  firebase/firebase-tools#11124 · Filter by author stevecastaneda opened on Sep 19, 2026
  

• onCallGenkit functions fail on initial deploy when using declarative security support

  api: functionsreproducibletype: bug
  firebase/firebase-tools#11123 · Filter by author bigjimhere opened on Sep 19, 2026
  2

• CLI crashes with libuv assertion after printing its result on Windows - exit code then reads as failure

  firepittype: bug
  firebase/firebase-tools#11099 · Filter by author cezkid opened on Sep 17, 2026

• App Hosting rollout creation fails after five retries while new build is still becoming visible

  api: apphostingtype: bug
  firebase/firebase-tools#11078 · Filter by author zakdances opened on Sep 11, 2026

• [EXPERIMENTAL] Delegating SQL execution to FDC Backend Error

  api: dataconnectreproducibletype: bug
  firebase/firebase-tools#11077 · Filter by author mickeywu opened on Sep 11, 2026
  3

• docs: Service Usage generateServiceIdentity authorization and versioning are undocumented

  api: functionsdocs
  firebase/firebase-tools#11070 · Filter by author IzaakGough opened on Sep 10, 2026

• Functions emulator orphans the Python runtime: functions-framework survives shutdown still bound to its port

  api: functionsreproducibletype: bug
  firebase/firebase-tools#11069 · Filter by author IzaakGough opened on Sep 10, 2026

• Data Connect: bursty load at half the documented 24k req/min limit fails with opaque "SQL execution failed"

  api: dataconnecttype: bug
  firebase/firebase-tools#11068 · Filter by author federicobaiocco opened on Sep 10, 2026
  1

  

• functions:secrets:set and :prune never destroy anything: pruneSecrets filters firebase-managed=true, but labels() writes firebase-managed=functions

  api: functionsreproducibletype: bug
  firebase/firebase-tools#11066 · Filter by author zuhairizainuddin opened on Sep 10, 2026
  2

• One unsupported .so prevents crashlytics:symbols:upload from processing the rest of the symbols archive

  api: crashlyticstype: bug
  firebase/firebase-tools#11065 · Filter by author srz-zumix opened on Sep 10, 2026

• --require-indexes (datastore-mode) falsely requires a composite index for an equality-only multi-property query

  emulators: firestoreNeeds: Attentionreproducibletype: bug
  firebase/firebase-tools#11051 · Filter by author anoteboom opened on Sep 7, 2026
  3

• functions: deploy exits 0 with endpoints left un-updated after 429 quota errors, and prints no error summary

  api: functionstype: bug
  firebase/firebase-tools#11040 · Filter by author gustavfrid opened on Sep 4, 2026
  3

• NPM advertises each release before its binaries are downloadable, breaking curl -sL firebase.tools | bash

  type: bug
  firebase/firebase-tools#11039 · Filter by author IzaakGough opened on Sep 4, 2026
  

• [MCP] Crashlytics stack traces are capped at 20 frames with no way to request more

  api: crashlyticsapi: mcp
  firebase/firebase-tools#11027 · Filter by author pascalniklaspaul opened on Sep 3, 2026
  

• Functions deploy: region resolution runs before param substitution, parameterized Firestore trigger database silently falls back to us-central1

  api: functionsreproducibletype: bug
  firebase/firebase-tools#11020 · Filter by author cabljac opened on Sep 2, 2026
  1

• Dataconnect migration for UUID fields with @default(expr: "uuidV4()") runs invalid SQL which causes the deploy to hang. (operator does not exist: uuid = text)

  api: dataconnectreproducibletype: bug
  firebase/firebase-tools#11003 · Filter by author jack1k opened on Aug 29, 2026
  1