There might be some issue with your account. It could be temporarily suspended or have some sort of violation. Or perhaps the story you're trying to share doesn't meet the platform's content guidelines.
It could be that you don't have the correct permissions set. Check your account settings to see if sharing is enabled. Also, make sure you're following the platform's guidelines for sharing.
Verify your account permissions. Maybe your account doesn't have the right privileges to share stories to your own story. Check with the platform's help section to see what permissions are required. If it's a social media platform, for example, make sure you haven't violated any terms that would limit your sharing capabilities.
It could be that the platform has certain restrictions or your account doesn't have the proper permissions to share stories. Also, make sure the story format is compatible.
Perhaps your internet connection is unstable. Make sure you have a strong and stable connection. Also, check if the story you want to share complies with the platform's terms and guidelines.