NAO (Choregraphe) Name error occuring whenever i run my code

I have downloaded the choregraphe 2.8.5 for Nao. I got same error whenever i try to run my code. I have reinstalled the software but the problem has not resolved. This is the error i got. '[ERROR] behavior.box :FMBox::createPythonModule:0 _Behavior__lastUploadedChoregrapheBehaviorbehavior_13970523248:/Say_2: Generated behavior class evaluation: name 'ALBehavior' is not defined Behavior generated for this box does not seem to work. Please contact Aldebaran Robotics for further investigation.' Can anyone tell me how to resolve this?