What's New1.6.4 - Subscription API – 1.6.4

PlugStream Change Logs

PlugStream is continuously updated to improve reliability, security, and user experience. This page provides a transparent record of every software and firmware release, including what changed and why it matters.

Latest

OCPP Gateway 2.27.1

OCPP Gateway – 2.27.1

2.27.1
Tests: passed (650/650)Coverage: 43.8%
Service
October 10, 2026
Tags
#OCPP Gateway

OCPP Gateway – 2.27.1

Bug Fixes

  • gateway: answer each OCPP version with its own CALLERROR codes (2585e55)
  • gateway: check every station reply against its OCPP response schema (2ee7c3f)
  • shared: Open/ClosePeriodicEventStream are station-initiated, not commands (6cb4d01)
  • gateway: a certificate-api outage no longer refuses Basic-auth chargers (d6a0887)
  • gateway: bound core message publishing (aeebc0a)
  • gateway: bound platform event publishing (cdab94c)
  • gateway: bound station queue setup (9033892)
  • ocpp: preserve station command delivery (f2ae2be)
  • security: never store or log credentials pushed to chargers (443f6fc)
  • ocpp21: send and read the vendored 2.1 messages as the schema has them (2676070)
  • ocpp21: send UpdateFirmware in the schema's casing (2209173)
  • deps: clear the October RustSec advisories (033d973), closes cargo#10801
  • deps: replace the unmaintained backoff crate with a shared retry helper (6c8abac)

Features

  • gateway: provision charge points from device.credentials.upsert (0dd9985)
  • ocpp: CustomerInformation and NotifyCustomerInformation for the personal-data wipe (ea616cf)
  • gateway: stamp the AMQP user_id on everything the gateway publishes (80b4b7e)

Performance & SLO

SLO Targets:
P95 < 200msP99 < 500msAvailability > 99.5%