# Problem while login in android application

**URL:** <https://devforum.zoom.us/t/problem-while-login-in-android-application/81170>\
**Category:** Meeting SDK\
**Created:** [January 9, 2023, 5:36pm UTC](https://devforum.zoom.us/t/problem-while-login-in-android-application/81170 "2023-01-09T17:36:04Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![qing.peng](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/qing.peng/32/44350_2.png) [@qing.peng](https://devforum.zoom.us/u/qing.peng)\
**Post date:** [January 10, 2023, 7:27pm UTC](https://devforum.zoom.us/t/problem-while-login-in-android-application/81170/5 "2023-01-10T19:27:36Z")

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Hi @csm , thanks for providing the versions. I noticed that the sdk version you were using is already outdated. And from Meeting sdk 5.0, only Zoom clients which support GCM, are able to join Zoom Meetings, loginWithZoom(email, password) is no longer supported.

You can find more information about this update in this link:

> [@Zoom 5.0: Update required for GCM encryption](https://devforum.zoom.us/t/zoom-5-0-update-required-for-gcm-encryption/19317):
>
> Zoom 5.0: Update required for GCM encryption A system-wide account enablement of GCM encryption for real-time content will occur on May 30, 2020. After this date, only Zoom clients which support GCM, including SDK apps, will be able to join Zoom Meetings. [Download Zoom Client 5.0](https://zoom.com/download). Please note as of May 30th, any versions of the Client SDK version 4.6.1 or below and Web SDK from version 1.7.6 and below will no longer be operational. Upgrade to the latest SDK versions to support GCM: [Web SDK](https://github.com/zoom/websdk) (1…

You can now authenticate users using Proof Key For Code Exchange (PKCE), please see our documentation on for PKCE implementation guidance:  
[https://marketplace.zoom.us/docs/sdk/native-sdks/android/build-an-app/pkce/#authenticate-users-using-pkce](https://marketplace.zoom.us/docs/sdk/native-sdks/android/build-an-app/pkce/#authenticate-users-using-pkce)

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