[Cause]
The area number used is smaller than １ or larger than the system variable $IZONEIO.$NO_ZONES.
[Countermeasure]
Use the values from １ to $IZONEIO.$NO_ZONES for the area number.
Loading fault information
The area number used is smaller than １ or larger than the system variable $IZONEIO.$NO_ZONES.
Use the values from １ to $IZONEIO.$NO_ZONES for the area number.