Statechart Checks : (C1051) Definition off-page connectors with conflicting arrow directions in instance off-page connector

(C1051) Definition off-page connectors with conflicting arrow directions in instance off-page connector

There are definition off-page connectors whose matching connector in the instance chart has a conflicting arrow direction.
Error In:
Correctness
Example:
In the following figure, the instance A@B has an arrow entering the diagram connector AB12. Its definition chart B, however, has an arrow exiting the top-level box to the connector AB12.
Erroneous Elements:
Definition off-page connectors