Fixed issue that IDL ran out of LUN's because a sav file tree object kept a LUN because it kept a IDL_Savefile open for the duration of its life. Now it creates an IDL Savefile as needed.
Fixed issue that IDL ran out of LUN's because a sav file tree object kept a LUN because it kept a IDL_Savefile open for the duration of its life. Now it creates an IDL Savefile as needed.

DougFirErickson/idldoc,DougFirErickson/idldoc,DougFirErickson/idldoc