How to Fix: IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
Fix IllegalStateException: Can not perform this action. Use the setRetainState() method on your. Step-by-step guide included.
📋 Table of Contents
The IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager error typically occurs when you're trying to save the state of your fragments while navigating away from them. This is because the ViewPager doesn't support saving its own state, and it relies on the Activity's lifecycle methods.
⚠️ Common Causes
- Using a ViewPager in an Activity that has multiple fragments.
🛠️ Step-by-Step Verified Fixes
Method 1: Disable ViewPager's State Saving
- Step 1: In your Activity, set the android:id attribute of your ViewPager to null in the onSaveInstanceState method.
Method 2: Use a FragmentStatePagerAdapter
- Step 1: Replace your ViewPager's Adapter with a FragmentStatePagerAdapter.
💡 Conclusion
By following these steps, you can resolve the IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager error in your app.
❓ Frequently Asked Questions
🛠️ Related Fixes
How to Fix: Pc crashes shortly after launching game (rainbow
Fix Pc crashes shortly after launching game (rainbow six siege). Compl
How to Fix: Installing an APK on a locked down phone
Installing an APK on a locked down phone: Try using a rooted device, e
How to Fix: New PC build- no signal and no clue
Fix New PC build- no signal and no clue. Complete troubleshooting guid