At 09:23 AM 15/09/2003 -0300, you wrote:

>Hi. I have a very heavy query that give "number of page buffers for
>cache required" error. FB 1.5 RC5 on Mandrake 9.1. What is this error?

It's the wrong error. You have an old version of firebird.msg

>This query already runs other times without any error....

Get the right message file and you will find out what the error really is.
<g> You get more information from error messages now.

heLen