upstream theme slider stoped working

You may not be aware of this, but that theme is not consistent with WP policy and philosophy or GPL licensing requirements.
Non-GPL themes aren’t supported here at all.

This explains a bit more why you should avoid that kind of theme:

https://www.chipbennett.net/2010/12/10/only-download-wordpress-themes-from-trusted-sources/

plz then help me out then which theme to chose and it may not effect my site plz tell me!
i need help urgently!
plz look out for same type of theme!
just a simple sober and gud luks or any of magazine type or other theme plz tell me

You can look for themes here:

https://www.ads-software.com/themes/

Using the tag/filter function may be helpful in narrowing down your results.

i am not finding a simlar theme as of me as i want two menus one for pages and other for my categories as well as i want tht latest post off my blog at home page with few lines only and then read more option as well as i need bood advertisements space means sidebar too…plz suggest me gud theme having these features!

Sounds like you will need to either modify a theme that is close to what you want or hire someone to do the work for you – you can post a job listing here:

https://jobs.wordpress.net/