Microsoft azure code not working

Hello, friends,
Recently I went to github students to redeem my Microsoft azure code but when I reached code redeemption page. Microsoft showed me

:wave: Hi @Kamrulhasan12345!

Sorry you are having trouble.

In order to obtain the Microsoft Azure benefit, your primary email on your Microsoft account must be the same as the email you used to apply for the GitHub Student Developer Pack.

If you have additional questions or issues with this offer, please contact the partner directly for assistance:

Microsoft Azure:

You may wish to include any relevant links or screenshots when you contact them.

We hope you enjoy your GitHub Education benefits.