Hi,
A couple of things to check.
1. Does the device driver allow multi user access.
2. Check the permissions in the share to see if everyone has read/write access to it.
3. Check for a driver update.

>i was earlier using an application with about 20 tables from a central harddisk and the data accessed from about 5 terminals. i was having no problems.
>
>Recently for various reasons certain sensitive data was decided to be transferred to a Flash Storage device, to be exact
>Digital Media PC Card Flash Storage Device from SimpleTech (PCMCI)
>
>This however works only in single user mode and it gives me access denied when i access it from any other terminal.
>
>could anyone give me the general idea why this is happening and what i can do about it, other than transferring the data to the hard drive which is what i do not want to do.