Solution for “M2M authentication error – password invalid (code: 823)” error in OpenX

If you receive the error “M2M authentication error – password invalid (code: 823)” in your installation of OpenX, you can solve it quite easily.

Suppose, your OpenX is installed at: www.yourdomain.com/adserver/

then call the following link:

www.yourdomain.com/adserver/regenerate-platformhash.php

Once your platform hash is re-generated, you should not see the error message again.