Display erro after login!

after I try to login it shows me the rt this error Message

install_driver(DBI_DRIVER) failed: Can’t locate DBD/DBI_DRIVER.pm in @INC
(@INC contains: /opt/rt4/sbin/…/local/lib
/opt/rt4/local/plugins/RT-Extension-SLA/lib
/opt/rt4/local/plugins/RT-Extension-HistoryFilter/lib
/opt/rt4/local/plugins/RT-Extension-ResetPassword/lib
/opt/rt4/local/plugins/RT-Extension-MergeUsers/lib
/opt/rt4/local/plugins/RT-Authen-ExternalAuth/lib /opt/rt4/sbin/…/lib
/usr/lib64/perl5/site_perl/5.8.8/x86_64-linux-thread-multi
/usr/lib/perl5/site_perl/5.8.8 /usr/lib/perl5/site_perl
/usr/lib64/perl5/vendor_perl/5.8.8/x86_64-linux-thread-multi
/usr/lib/perl5/vendor_perl/5.8.8 /usr/lib/perl5/vendor_perl
/usr/lib64/perl5/5.8.8/x86_64-linux-thread-multi /usr/lib/perl5/5.8.8 .
/etc/httpd) at (eval 277) line 3. Stack: [(eval 277):3]
[/usr/lib64/perl5/site_perl/5.8.8/x86_64-linux-thread-multi/DBI.pm:646]
[/opt/rt4/local/plugins/RT-Authen-ExternalAuth/lib/RT/Authen/ExternalAuth/DB
I.pm:446]
[/opt/rt4/local/plugins/RT-Authen-ExternalAuth/lib/RT/Authen/ExternalAuth/DB
I.pm:218]
[/opt/rt4/local/plugins/RT-Authen-ExternalAuth/lib/RT/Authen/ExternalAuth.pm
:356]
[/opt/rt4/local/plugins/RT-Authen-ExternalAuth/lib/RT/Authen/ExternalAuth.pm
:106]
[/opt/rt4/local/plugins/RT-Authen-ExternalAuth/html/Elements/DoAuth:10]
[/opt/rt4/local/plugins/RT-Authen-ExternalAuth/html/Callbacks/ExternalAuth/a
utohandler/Session:2] [/opt/rt4/sbin/…/lib/RT/Interface/Web.pm:236]
[/opt/rt4/share/html/autohandler:53] Perhaps the DBD::DBI_DRIVER perl module
hasn’t been fully installed, or perhaps the capitalisation of ‘DBI_DRIVER’
isn’t right. Available drivers: DBM, ExampleP, File, Gofer, LDAP, Pg, Proxy,
Sponge, mysql. at
/opt/rt4/local/plugins/RT-Authen-ExternalAuth/lib/RT/Authen/ExternalAuth/DBI
.pm line 446

cid:image002.jpg@01CC81DA.C11C6920

Arlon Sousa
+55 21 2494 9110 / +55 21 3172 9673 / +55 21 7801-9264
mailto:arlon.sousa@ispm.com.br arlon.sousa@ispm.com.br

Avenida das Américas, 700 | Bloco 3| cj.218
Barra da Tijuca | 22640-100
Rio de Janeiro/RJ | Brasil
http://www.ispm.com.br/ www.ispm.com.br

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after I try to login it shows me the rt this error Message

Please don’t spam the list. I already told you that you have
ExternalAuth configured incorrectly. Remove the example DBI config
you’re clearly not using. If you don’t know how to that, post your
config to the list and ask on one of your existing threads.

Thomas