Warning 1: if elements have the same name, show a warning.
Warning 2: if a goal/triggerNode has no/empty plan, show a warning.
Warning 3: if (non-phase) elements start with or are a number,
show a warning.
Warning 1: if elements have the same name, show a warning.
Warning 2: if a goal/triggerNode has no/empty plan, show a warning.
Warning 3: if (non-phase) elements start with or are a number,
show a warning.