If an application was previously running in a virtualized environment and is not launching after being installed directly on the base operating system, it's possible that the technician did not account for dependencies or configurations specific to the virtualized environment that are not present or are incompatible with the base operating system. This mismatch can prevent the application from launching properly. Reference: CompTIA A+ Core 1 Exam Objectives Section 4.0: Virtualization and Cloud Computing CompTIA A+ Core 1 Exam Objectives Section 5.0: Hardware and Network Troubleshooting