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Sankalp Yadav
5-Regular Member
June 27, 2026
Question

Warning Event for Allen-Bradley ControlLogix Ethernet

  • June 27, 2026
  • 1 reply
  • 23 views

Hi,
We are getting frequent warning events in the Allen-Bradley ControlLogix Ethernet Driver even though there are no changes at the PLC end. Communication is mostly stable but warnings keep appearing.
Has anyone faced this? Any insights on possible causes or troubleshooting steps would be helpful.

Thanks!

1 reply

15-Moonstone
June 29, 2026

Greetings ​@Sankalp Yadav,

I hope you’re doing well.

Please take a look at the following article as it may help resolve your issue:

Article - CS337204 - Allen-Bradley device stop Read/Write requests in PTC Kepware Products

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