Posted 20 April 2015 - 12:18 PM
Just to be sure. She created the Facebook account using the Android Facebook application? Then later on tried to use the email address associated with the Android application when logging in on the PC. For whatever reason the email address used with the Android app is not correct according to Facebook when using the website on the PC?
Have you tried accessing Facebook's help page and asked for log in assistance?https://www.facebook.com/help/
Without knowing the email information I'm really limited with my ability to diagnose what could be the issue. Facebook would be your starting point with troubleshooting your issue, in my opinion. As they have the ability to confirm what login information was used to begin with.
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