Problem at the Install - Unknown Subaction DBCreate!

[solairion]

Hello
i have a problem to configure the database of ORTS :

ERROR: OTRS-CGI-10 Perl: 5.12.3 OS: MSWin32 Time: Tue Jun 11 13:51:11 2013

Message: Unknown Subaction DBCreate!

RemoteAddress: 127.0.0.1
RequestURI: /otrs/installer.pl

Traceback (2156):
Module: Kernel::Modules::Installer::Run (OTRS 3.2.7) Line: 965
Module: Kernel::System::Web::InterfaceInstaller::Run (OTRS 3.2.7) Line: 139
Module: ModPerl::ROOT::ModPerl::Registry::C_3a_Program_20Files_20_28x86_29_OTRS_OTRS_bin_cgi_2dbin_installer_2epl::handler (unknown version) Line: 43
Module: (eval) (v1.99) Line: 204
Module: ModPerl::RegistryCooker::run (v1.99) Line: 204
Module: ModPerl::RegistryCooker::default_handler (v1.99) Line: 170
Module: ModPerl::Registry::handler (v1.99) Line: 31

Scalars leaked: 1
Scalars leaked: 1

Can you help me ?

Thanks you

[solairion]

After a reboot of the OS, i have no problem (???)
Windows... All is say

(I have already restart the service)