Nexus connection error

................................................................................
.........................................................................warn: a
ddon-sdk: 194 warnings or errors were logged to the platform's nsIConsoleService
, which could be of no consequence; however, they could also be indicative of ab
errant behavior.

6941 of 6941 tests passed.
Total time: 286.149000 seconds
Program terminated successfully.

(C:\Users\username\Desktop\adt\sdk\add-ons\addon-sdk) C:\Users\username\Desktop\adt\sdk\
add-ons\addon-sdk>C:\Users\username\Desktop\adt\sdk\platform-tools\adb devices
* daemon not running. starting it now on port 5037 *
* daemon started successfully *
List of devices attached
015d2d43004c180b        offline


(C:\Users\limb\Desktop\adt\sdk\add-ons\addon-sdk) C:\Users\limb\Desktop\adt\sdk\
add-ons\addon-sdk>C:\Users\limb\Desktop\adt\sdk\platform-tools\adb devices
List of devices attached
015d2d43004c180b        device

(C:\Users\username\Desktop\adt\sdk\add-ons\addon-sdk) C:\Users\username\Desktop\adt\sdk\
add-ons\addon-sdk>cfx run -a fennec-on-device -b C:\Users\username\Desktop\adt\sdk\p
latform-tools\adb --mobile-app fennec --force-mobile
package.json does not have a 'main' entry.