How to format bootloader space of nRF51-DK?

[Nilesh Bhavsar]

Hii,

I am trying to update new firmware in nRF51-DK.

But unfortunately, wrong image file is uploaded.

Now i am trying to once again same process then getting no space available error.

[Hung Bui]

Could you give some more information about you updating the firmware ? Was it the firmware on the nRF51 chip or it's the firmware on the interface chip of the board ? Which SDK you are using ? Please add a screenshot when "No space available error" appear.