After updating the Wireless Firmware Revision to R7.47.4, i am able to successfully update the Open AT Application over the Air as suggested by my Vendor as he said there is a bug with R7.46 with respect to OTA.
After updating the Wireless Firmware Revision to R7.47.4, i am able to successfully update the Open AT Application over the Air as suggested by my Vendor as he said there is a bug with R7.46 with respect to OTA.