There are many reasons are responsible if your Gmail account not receiving email, I think this post can be helpful for you to fix this error.
Gmail is most proficient and advanced web mail service provider. Through this effective web mail service, communication would be possible between the users. Today Gmail comes along with so many features
and services so that users can easily manage their all personal and professional work with ease.
But being a good mailing platform, sometimes Gmail occurs trouble for the users and due to lack of technical skills users are not able to fetch out their issues by own. Many times we have seen that some of the users are not able to receive the mails. Besides this problem many technical glitches are there which creates troubles so that you are not able to receive the mails. Such as:
Sometimes your message has been bounced due to protocol issue like: IMAP/POP issue so that you are not able to receive the mails.
Make sure check your Spam folder, because sometimes message has arrived but due to technical issue it transfer to spam folder.
If you are not able to receive the mails, so keep your system switched off and after few minutes open your system, this is just because of some external issues.
Sometimes it also possible due to attachment issue, like attachment is too big so that you are not able to
receive the mails.
Don’t forget the Antivirus issue, but if you antivirus program in your computer so it will not harm your system and you can easily send and receive the mails.
Please check your mails in another tab of Gmail such as: Primary, Social and Promotional tab may be you received your mails in these tabs.
Check your Trash folder or Achieving, may be by fault your message will transfer to Trash folder.
Obviously check the internet connectivity, because without internet connectivity you are not able to send or receive the mails.
Still you are facing the issue then:
1) Contact to your authorized email provider and system administrator and get the best
possible solution regarding Gmail.
2) You can also remove your email account and set it up again.