Why can't I unlock my Lenovo A6000 phone?

[AC Question]

Cannot unlock my lenovo A6000 phone because

Cannot unlock my lenovo A6000 phone because "Unfortunately Google Keyboard has stopped working", can you help?after update my phone.

 

[B. Diddy]

Re: Cannot unlock my lenovo A6000 phone because

Welcome to Android Central! Does this persist after a reboot?