"Invalid Image or old version" erorr when flashing DM800 HD Clone

There are 3 replies in this Thread which was already clicked 2,189 times. The last Post () by dots1.

    Can anyone help solve this prob. I have tried quite a few latest lmages via web browser, null modem but keep encoutering the above erorr. the last image i tried was Cobra 1423 v4b. your help is apriciated.
    Finally, Christmas Greetings.

    Quote from pervez1954

    Thank you for your help but the prob. Was the flash was full of cache which I cleared by ctrl. + F5 and it's fine now.


    I know this thread is a few months old but can you explain in detail exactly how you cleared the cache from the box Thank you.

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