If you dreamed that a mansion was destroyed: You can spend on good things during the day, the support you will receive from others in your business life will help you progress. To see that a mansion is destroyed in a dream indicates that the dreamer will not be able to get help from the person he hoped for and he will be helpless.
To see that a mansion is destroyed in a dream indicates that the person who is trusted, sought help and sought help will be helpless in the face of the problem and will have problems.