Explain the distinction between a performative and a logical contradiction

Explain the distinction between a performative and a logical contradiction. Explain Moore’s paradox in its omissive and commissive form. Which solution to Moore’s paradox do you find most convincing? Explain the solution. Are there any problems with the solution of your choice and, if there are, how can they be dealt with? (Note: you do not have to discuss the knowledge version of Moore’s paradox.)