Error after some time of use

Hello,

With 45.0.2438.3 dev-m (64-bit) i get this errors 

Uncaught SecurityError: Sandbox access violation: Blocked a frame at "chrome-extension://cdfjbkbddpfnoplfhceolpopfoepleco" from accessing a frame at "chrome-extension://cdfjbkbddpfnoplfhceolpopfoepleco".  The frame being accessed is sandboxed and lacks the "allow-same-origin" flag.