Sorry for typo. It should be

dimension this.ax[1]
acopy(az,this.ax)

>Sergey, Thanks for the quick reply. I can live with the workaround.
>
>>Yea, that's the way it works or rather doesn't work. The workaround is to redimention destination array to one item before ACOPY().

dimension az[1]
>>acopy(az,this.ax)
>>