Paris Club Where Jim Morrison Died 40 Years Ago? Conflicting Reports on the Death of the Rock Legend

Jim Morrison died on July 3, 1971,  40 years ago in Paris, France. The death certificate indicated that he died from  
natural causes at the age of 27 in his apartment. Sam Bennett had been a manager of the club where Morrison frequented and was working  the night he died.  He was at the club (pictured above, and according to Mr Bennett he had purchased heroin and died from an overdose. He had stated in the Daily Mail that Morrison died in the bathroom of the club and was transferred to his home.
According to French law a case cannot be reopened after 20 years and there will be no way of telling the truth. What do you think happened?