You are using windows installer to deploy an application to 750 Windows 2000 Professional computers on your network. The network includes organizational unit （OU） named sales. A Group Policy object （GPO） is created for the Sales OU. The software deployment of the application is unsuccessful. During the deployment， some users in the Sales OU report that the installation is aborting with random errors midway through the installation process. The remaining users in the Sales OU report that the software is installing， but is giving them general protection fault errors. What should you do？（）