程序调试成功了，加载到CAD后，无法执行，弹出警告对话框：
FATAL ERROR ：Unhandled Access Violation Writing Oxcccccccc Exception at 8ff68ah
确定后有出一对话框：
cannot continue，but any changes to your drawing up to the start of the last command maybe saved to Drawing1-recover.dwg.
You can then open or recover the file.Shoud Auto CAD try to save your changes？
是/否 两个选择怎么回事呀？高手帮忙：）
置顶卡
