Send the zip file for hosting and this image appeared
the newest (renewed) version seems to have solved the issue i was having, Thanks Arsalan.
Please download again https://www.opensource-socialnetwork.org/download we updated the 5.1 and removed this check.
see this thread:
https://www.opensource-socialnetwork.org/discussion/view/3461/installing-problem-open-source-social-network
I am having exact same issue and it is being looked into.
Due to the many requests in the past for additonal features and components we have decided to develope a premium version. Features like Hashtags, Videos, Polls, Events, Stories, Link Preview, etc included in it.
$199 (Life Time)