Identified due to Fault Isolation with fanouts and multiple connected devices.
Reproduction steps to create error:
1. Create a fanout, connect it with 4 devices
2. Make 3 of the devices down (Fanout will go red, and other 3 down devices will go grey-suppressed)
3. Make one of the down devices to UP. (Fanout will go green, other 2 down devices will be red)
4. This is where the error message is seen in the VNM.OUT