Uma coisa é tentar verificar se a DEP está causando o problema, então você precisa desativá-la.
- Click Start
- Select Control Panel
- Select System
- Click the Advanced tab
- In the Performance region select Settings
- Click the Data Execute tab in the dialog box that opens
- Select Turn on DEP for all programs and services except for those I select
- Click Add.
- The open dialog box will open. Browse and select your application.
- Click Open
- Click Apply
- Click Ok
- Reboot