Symptoms
Getting error while creating arp permit-nonconnected as flex config in FTD running 6.2.3.x and can be able to create in earlier versions.
![1.PNG 1.PNG](https://community.cisco.com/t5/image/serverpage/image-id/21860i6599B421109D82EC/image-size/large?v=v2&px=999)
Work Around to fix this issue
Create a flex config text object and add variable as RP
![Capture1.JPG Capture1.JPG](https://community.cisco.com/t5/image/serverpage/image-id/21861i371CBF0E1AD0AB5C/image-size/large?v=v2&px=999)
Then create a flex config object " type A then insert the text object which we created earlier and type PERMIT-NONCONNECTED
![Capture2.JPG Capture2.JPG](https://community.cisco.com/t5/image/serverpage/image-id/21862i846FC491121D10F4/image-size/large?v=v2&px=999)
then add this to flex config policy and assign to the device.
![Capture3.JPG Capture3.JPG](https://community.cisco.com/t5/image/serverpage/image-id/21863i6C9D1021E4A25241/image-size/large?v=v2&px=999)
Tested this in 6.2.3.5 and its working.
Hope this will be useful for someone need to add this command when they needed to connect a non-connected subnet.
TAC submitted this issue as a defect with high-sev defect #CSCvn14276. so they can fix this in newer versions
-Abheesh