After clearing the cache in a few google apps I don't use, because I ran out of storage on my phone. I shut the phone off and restarted it just to realize I'm unable to enter my password, go into settings take photos, or set my alarm clock.
What phone do you have?
Current devices - T-Mobile Galaxy Note 4, Surface Pro 3 Core I5, and Nexus 9
Past Devices - Phones: Nexus 6, Nexus 5, Galaxy Nexus, Nexus S, Galaxy Note 3, Galaxy Note 2, Galaxy S5, Galaxy S4, Galaxy S3, Galaxy S2, HTC Incredible, HTC EVO 4G, HTC EVO, HTC Hero, Motorola Photon.
Tablets: Nexus 7 (2013), Nexus 7 (2012), Lenovo Yoga Tablet 2 Windows 8.1, Dell Venue 8, Galaxy Tab Pro, Galaxy Note 10.1 2014 Edition, Galaxy Note 10.1, Galaxy Note 8, Kindle Fire HD 8.4, Kindle Fire HD 7, Kindle Fire, iPad 2, iPad 1, Nook HD, Nook.