Ohhh my God...
My classpath is correctly set but
I found the oldest version of jaybird in the follow path: j2sdk1.4.2
\jre\ext .... I replaced it. It worked.
Sorry,my bad english because this isn't my native language... :)

Thanks!





--- In Firebird-Java@yahoogroups.com, "Roman Rokytskyy"
<rrokytskyy@a...> wrote:

> > at org.firebirdsql.jdbc.FBDriver.connect(FBDriver.java:275)
>
> Exactly this indicates that you're using JayBird 1.0.1. At this line
> you can find exactly that call. In JayBird 1.5 there's javadoc

comment

> in this line. Check your classpath.
>
> Roman