Sometimes, it could be due to privacy settings. Make sure you haven't accidentally restricted sharing to certain people or groups. Also, Instagram might have some temporary issues on their end. Wait for a while and try again later.
Maybe there's a glitch in the app. Try restarting your device or reinstalling the Instagram app.
Sometimes, it might be due to Instagram's server issues. Wait for a while and try again later. Also, check if you have given the necessary permissions for sharing in your device settings.
It could be that your IG app is not updated. Try updating it and see if that helps. Also, sometimes IG has glitches and you might have to wait for them to fix it.
Maybe there's a technical glitch or a problem with your internet connection. Check those first.
Maybe there's a glitch in the app or your internet connection is unstable.
It could be that your account has some restrictions or you don't have the necessary permissions to share to your story. Also, make sure the content you're trying to share complies with IG's guidelines.
It could be that the app is having some glitches or is undergoing maintenance. Try again later.
Maybe there's a technical glitch. Sometimes, Instagram's servers can have issues that prevent sharing.
Maybe there's a technical glitch in the app. Try restarting your device or reinstalling the Instagram app.
Maybe there's a technical glitch or a problem with your internet connection. Try restarting the app or checking your network settings.
Maybe there's a technical glitch or a problem with the platform you're using. Check your settings and internet connection.