To dream that you step into the mud, means that you will face unexpected barriers. However, it will be easy ones to solve. If you got the mud all over your clothes, then such dream signifies your reputation that might be in danger. Make sure you dont care what other people say about you. The mud on the clothes could also represent the bad opinion you have about yourself. If you got the mud on you, but laughing about it, then such dream shows the relaxed side of your personality.
Read more about dreaming of Mud in other dream meanings interpretations.