It would be helpful if you could upload a screenshot of the '... stopped working' problem report window with the 'show problem details' chechbox checked. With what has been uploaded, it is impossible to know what the fault module is.
Also, please provide the specifications of your computer (CPU, GPU, RAM, etc) as well as the Windows version that is installed.
Did Vegas Movie Studio work on that computer before and was there a specific reason for uninstalling and reinstalling VMS?
Problem Description Application Name: Movie Studio Platinum Application Version: Version 15.0 (Build 157) Problem: Unmanaged Exception (0xc0000005) Fault Module: C:\WINDOWS\SYSTEM32\ntdll.dll Fault Address: 0x00007FFA07E13416 Fault Offset: 0x0000000000063416
Fault Process Details Process Path: C:\Program Files\VEGAS\Movie Studio Platinum 15.0\MovieStudioPlatinum150.exe Process Version: Version 15.0 (Build 157) Process Description: Movie Studio Platinum Process Image Date: 2018-11-01 (Thu Nov 01) 21:08:38
Processor Intel(R) Core(TM) i5-6400 CPU @ 2.70GHz 2.71 GHz Installed RAM 8.00 GB System type 64-bit operating system, x64-based processor
Did Vegas Movie Studio work on that computer before and was there a specific reason for uninstalling and reinstalling VMS? - Yes it worked & this is not the first time this has happened.