There could be a number of reasons. Maybe the author of the other story has set it to be non-shareable. Or it could be a technical glitch on the platform you're using. Try reaching out to their support team for clarification.
It could be because the owner of the story has set privacy settings that prevent others from adding it to their own stories.
There could be several reasons. Maybe the person's story has copyright protection, or the system doesn't allow it for certain types of content. Sometimes, it might be a bug in the software that needs to be fixed.
It could be that you don't have the necessary permissions or the other person's story isn't set up to be added. Also, make sure you're following the correct steps and terms of service.
It could be that the platform doesn't allow it for certain reasons. Maybe the story belongs to a protected category or the owner has set specific sharing permissions.
Maybe there's a technical glitch or a setting you haven't enabled. Check the app's settings or look for any error messages.
Maybe there's a technical glitch or a setting that's preventing it. Check your app's settings and see if there are any restrictions.
It could be that the person has restricted sharing their reel or there are some privacy settings in place preventing it. Also, check if your account has the necessary permissions.
It could be that the person's posts have some restrictions set, or your account doesn't have the proper permissions for adding. Check the app's settings and privacy policies for more clues.
Maybe there's a glitch in the system or a setting you haven't enabled properly.
Maybe they have their own preferences or themes for their story and yours doesn't fit.