generated: '2026-09-27'
method: searched
generator: extract-docs-artifacts.py (local)
source: https://docs.aztec.network/developers/docs/resources/migration_notes
sources:
- https://docs.aztec.network/developers/docs/resources/migration_notes
- https://docs.aztec.network/developers/tags/migration
entries:
- breaking: true
  highlights:
  - Note types declared inside a contract must be pub.
  - The sequencer skips building and proposing a checkpoint when p2p is enabled and it is connected to fewer than SEQ_MIN_PEERS_TO_PROPOSE peers
    (default 1).
  - JSON‑RPC internal errors now return code -32603.
  - GET /status now returns a JSON body with per‑component health.
  version: 5.2.0
- breaking: true
  highlights:
  - History note nullification helpers renamed and restricted to own‑contract notes.
  - set_as_fee_payer now asserts it is called during the setup phase.
  - PXE stores are now selected by (l1ChainId, rollupAddress, schemaVersion) instead of being wiped on mismatch.
  version: 5.0.1
- breaking: true
  highlights:
  - Local PXE database is reset on upgrade.
  - TestEnvironmentOptions::with_tagging_secret_strategy replaced.
  version: 5.0.0
current_version: 5.2.0
note: Versioning scheme follows semantic versioning (major.minor.patch).
docs: https://docs.aztec.network/developers/docs/resources/migration_notes