Facebook Login Failed Nullpointerexception Null

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Last updated 01 Nov, 2023
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https://stackoverflow.com/questions/25274471/facebook-login-nullpointerexception

Am trying to implement the Facebook login for Android using the Facebook SDK (3.17.1) but i am having some issues i haven't had in the past. First of all, the login button doesn't render completely. This is what i get. instead of this: (notice the missing Facebook logo).

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https://forums.androidcentral.com/ask-question/658690-im-getting-exception-error-when-logging-into-facebook-after-deleting-some-apps.html

Apr 24, 2016 · So the Facebook app creates the variable (which is now null), calls the other app to set it - and it never gets set because the app was uninstalled - and instead of exiting neatly with a message that app X is missing, it keeps running until the pointer is used - and crashes the app, because trying to do something at address 0 (which is where a ...

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https://www.facebook.com/help/community/question/?id=10208880797838625

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https://stackoverflow.com/questions/36435371/facebook-login-nullpointer-exception

Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for …

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https://forum.xda-developers.com/nokia-x/help/facebook-app-bug-t3068812

Apr 09, 2016 · xda-developers Nokia X X Q&A, Help & Troubleshooting Facebook app bug! by Fire055 XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the …

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https://www.howtobuildsoftware.com/index.php/how-do/L25/android-facebook-null-pointer-exception-on-comfacebooksession-object

java.lang.NullPointerException: Attempt to invoke virtual method 'boolean com.facebook.Session.isOpened()' on a null object reference My code is in onClick() button handler. I have all this in a Fragment, not in Activity .

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