Default Galaxy Gear adb push error

I am trying to push null rom to my Galaxy Gear and i get adb error:closed

Adb sees my device but gives me error:closed when trying to push the null rom there.

On my gear I see.

Updating partition details...
Cant check permissions
after Factory Reset
Please boot rom and try
again after you reboot into
recovery
Done.

Starting ADB sideload feature...