008D81DA "<...>" is not a plot name.

    Explanation:

    DEC DATATRIEVE expected a plot name at the point where the error
    occurred. The specified name belongs to a dictionary object other
    than a plot.

    User Action:

    Check the specified name against the list of available plot
    names. Type SHOW PLOTS to see the list of plots in your current
    dictionary. Reenter the statement or command using a plot name.