Unable to Change My cRIO Target to Active Mode When Using EtherCAT Slaves

Updated Jun 12, 2023

Reported In


  • CompactRIO Chassis
  • NI-9144
  • NI-9147
  • NI-9149
  • CompactRIO Controller


  • NI-Industrial Communications for EtherCAT

Issue Details

I have a cRIO-9082 that acts as an EtherCAT master for my NI-9144. When I try to set the active mode on my cRIO (right-click over the target»Utilities»Scan Engine Mode»Switch to Active Mode) I get the following error: 
Untitled picture.png
How can I fix this?


This issue can be solved by upgrading the firmware in the slave device. For instance, for the NI-9144 follow the How to Upgrade Your Firmware section in the NI-9144 manual.

If the issue persists, please contact NI Technical Support.