I-O error CPF5022

I-O error CPF5022
2011年12月25日
　　I/O error CPF5022I/O error CPF5022什么意思啊？？？？这是读显示文件时候报的错误。
　　我是新人，学习中，麻烦说的详细点。回复 #1 ma19860119 的帖子你是不是读写dspf文件出错啊...
　　Message . . . . : Cannot read record &6 from file &2 at device &4. 
　　Cause . . . . . : If record &6 is not a subfile or pull-down menu, write 
　　record &6 to file &2 before trying to read it or specify INZRCD keyword in 
　　DDS for record &6, create the file &2 again,熊氏降压健心仪 and read without a previous 
　　write. If record &6 is a subfile control record formathttp://www.hztaoyi.com, ensure that 
　　SFLDSPCTL keyword is in effect when the program displays
　　SUN V440配置了四块硬盘，Solaris下如何做raid 1＋0？  the subfile. If 
　　record &6 is a pull-down menu record formathttp://www.becdoors.com, perform the read to the record
　　format with the MNUBARDSP keyword to determine if a pull-down menu has been
　　selected.A read is not allowed to a pull-down menu record format until a 
　　pull-down menu has been selected. 
　　Possible choices for replying to message . . . . . . . . . . . . . . . : 
　　I -- No previous data is returned in user buffer. 
　　C -- Control returned to user.