i loaded the launcher page pushed go than waited for mc to come but it came back to the launch page and had me sign in but i was still logged in from the first time HELP ME

Put the summary of the bug you're having here

What I expected to happen was...:
it start playing minecraft

What actually happened was...:
it go than go back to the launcher page

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. you push play
3. than do it again