Error in install Theme DEMO

I purchased wordpress theme “Solala”.
I installed it in my wordpress then activate it.
Then I trying to install DEMO, but it says “Request failed. Error code: 404”
All requirements from theme are GREEN. And i checked with hosting company an confirmed no issue with server setting.
Please advise me how to solve it


Please contact your purchased theme author, theme author will assist you.

How to contact an author to get support or for any technical query: