Not able to Update another application from my own application which is having DFU service in it.

Not able to Update another application from my own application which is having DFU service in it.https://devzone.nordicsemi.com/f/nordic-q-a/45405/not-able-to-update-another-application-from-my-own-application-which-is-having-dfu-service-in-itI have added DFU service in my custom application and I am able to upload the zip file of my application over the air by connecting to the DFUTarg using nrfconnect in my mobile. Now when I am trying to upload the default DFU zip file "dfu_test_app_hrm_s132en-USTelligent Community 13Tue, 14 Nov 2017 10:43:53 GMT