Controllers IP address needs to be changed but any attempt to do so results in the IP address reverting back to what it was previously configured for.
The Controller has hit the Flash writes circuit breaker and is no longer able to save any changes to Flash. This includes updating Device settings such as IP address and ACC Node ID. The controller error log may also contain an error similar to below when attempting to make any such changes.
10/08/2014 19:00:22.00 0x00004406 0x03b76100 0x0004cb68 0x003e2000 0x000007d1
DEVICE_ERR_ERASE_LIMIT (Flash circuit breaker tripped. CX97XX code base)
One of the two methods to reset the Flash circuit breaker listed below should then allow the controller to write to Flash again.