KB90789
Published: June 17, 2024
Revision: 3.0
MQTT and OPC UA may display a variety of symptoms due to scan/communication timeout
Applies To:
Firmware for the following groov EPICs:
- GRV-EPIC-PR1
- GRV-EPIC-PR2
Firmware for the following
groov RIOs:
- GRV-R7-MM1001-10
- GRV-R7-MM2001-10
- GRV-R7-I1VAPM-3
Versions Affected:
For groov EPICs: 3.4.0 to 3.5.1
For groov RIOs: 3.4.0 to 3.5.0
Resolved In Version:
For groov EPICs: 3.6.0
For groov RIOs: 3.6.0
Symptoms:
You may have this issue if you observe the following behaviors:
- MQTT with Sparkplug payloads: publishes a Sparkplug Device Death followed by a Device Birth on the OptoMMP device.
- MQTT with String payloads: could intermittently publish all of the OptoMMP device’s tags.
- OPC UA tags may briefly show bad quality.
Resolution:
Opto 22 has resolved this issue.
Questions?
Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com
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