My error is this and program code is attached:
Access via 'NULL' object reference not possible.
You attempted to use a 'NULL' object reference (points to 'nothing')
access a component (variable: " ").
An object reference must point to an object (an instance of a class)
before it can be used to access components.
Either the reference was never set or it was set to 'NULL' using the
Module Tp. (METHOD)
Module name CREATE_TOOLBAR