Secondly, in settings open data usage, then open the three dot menu and ensure that "Auto-Sync Data" is on and "Restrict background data" is off.Note: These directions are based on Stock 4.4, if they don't correspond just let me know what phone and software version you have. Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count).You'll have to uninstall some apps or move them to the SD card to resolve this.apps Find yor mail app Force it to stop Deactivate Reactivate Find your the mail amongst all your other apps and setup your mail account once more.Your gmail settings do not need to be set up again. At starting everything was going fine, there was nothing issue with Gmail app but now, if i am clicking on Gmail app then getting an error message that com.google process.gapps has stopped unexpectedly. I am unable to understand the issue, need helpful suggestions to avoid the error message.
Looking at the Syncing Disabled section of this page: https://k9mail.github.io/documentation/I think it would be helpful in the interim to put a comment there explaining this issue on Nougat and telling the users how to turn off power optimization - namely Go to Settings I think I may know what may be happening.Two things to check given GMail is already set to sync.First, double check you have notifications ticked inside the GMail app, this can be found by opening the left menu and opening the settings located at the bottom.Once the syncing stops, just changing the power optimization doesn't restart it.You have to do this: Go into one of the e-mail accounts' inbox, go to Hamburger Fetching Mail.