Always an error.. I downloaded my diagnostic files, can you help me ? I think it's a compatibility problem between my imac (end of 2015) and my software (xcode latest version) what do you think

Thank you , i tried and thats what happened..

Hi, thank you a lot ! i tried a last time to launch the simulator a message has occured "cannot preview in this file, time out" (it tooks one hour) I used the terminal app, here's you can see what happened..