efficiency of solutions of muslim philosophers and theologians in reply to practical problem of evil

the problem of evil, as the issue has been brought against the existence of god of religions, are discussed theoretically and practically.in the practical problem of evil practical direction of evils in life and their effect on faith of humans checked and this question is answered that the arrival times of evil, how do we maintain our faith? in this article efficiency of solutions of muslim philosophers and theologians to theoretical problem of evil investigated. the most important finding of this paper is although initially seem only solution of theologians is responder for practical problem of evil, but with a closer look, we find the solutions of philosophers in addition to answering to theoretical problem of evil are able to respond to the practical problem of evil,because of the method used to achieve them.