At 05:27 PM 16/05/2008, you wrote:

>I/O error for file 'C;\Windows\TEMP\fb_sort_2xh92j'
>Error while trying to open file
>The data is invalid
>
>What does this mean? I'm just running a query when this error occurs.
>I have no idea where this temp file reference is coming from.

Firebird creates sort files in the assigned temp directory if you
don't have enough space in memory for them. Code 335544344 is an i/o
error, either you are out of space on your C drive or Firebird can't
access your temp directory for some reason. It's not an IBO error.

Helen