The CRC error seems to indicate that there are problems reading from your hard disk. I am not quite sure, but it may be damaged.

>Dear Sir,
>
>I am facing this strange error message
>
>Error message number 1104
>Error reading file d:\shop10\tables\master.dbf
>
>I am using VFP9 SP2 on Windows XP SP2.
>This is single user systm.
>
>This error message occurs in following situations
>
>1-I run this command in command window
>select master
>copy to f:\mastercopy.dbf
>
>2-I wrote this line on INIT of FORM
>Select master
>index on code tag xxx
>
>When I try to mannually copy or DELET this file in Windows Explorer then it shows following error message
>
>Cannot copy master: Data Error (Cyclic Redundancy Check)
>
>In project manager, this dbf is OK in its place, not damaged. All other dbf's in dataenvironment have no error message.
>
>I have just installed Windows and vfp again but the problem is still standing on the sky.
>
>Please help