Article - CS337204
Allen-Bradley device stop Read/Write requests in PTC Kepware Products
Modified: 11-Sep-2025
Applies To
- Kepware Server (formerly KEPServerEX) 5.20.396.0 to 6.18
- ThingWorx Kepware Server (legacy) 8.0 to 6.18
- GE Industrial Gateway Server 7.165 to 7.616
Description
- Read/Write requests to the device stopped using Allen Bradley ControLogix Ethernet
- Slow data updates receive using Allen Bradley ControLogix Ethernet
- Warning: Project online edit detected. Currently using symbolic addressing
- Warning: Allen-Bradley ControlLogix Ethernet <Device name> Read/Write requests to device stopped. Updating Logical Addresses from the device project.
- Warning: Allen-Bradley ControlLogix Ethernet <Device name> Read/Write requests to device resumed. Updating Logical Addresses from device complete.
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