Since you didn't list specific errors, I have drafted a comprehensive post covering the most common "following" and technical glitches users face across major platforms like Instagram, X (Twitter), and general web browsing.
Unfollow a few inactive accounts to make room for new ones. App Cache Glitches: Sometimes the app just needs a refresh. Following errors we will fix:
If your feed feels stuck, check your content preferences. Since you didn't list specific errors, I have