If you have your layer path set such that vktrace_layer is not found, when you exit the program being traced, you get an access violation in appendPortabilityPacket because there is no trace file and pTraceFile is 0. There should be a more graceful way to handle this
This issue is addressed in pull request https://github.com/LunarG/VulkanTools/pull/501. But there's a problem in the Vulkan Loader that needs to be addressed before the pull request can be merged.
If you have your layer path set such that vktrace_layer is not found, when you exit the program being traced, you get an access violation in appendPortabilityPacket because there is no trace file and pTraceFile is 0. There should be a more graceful way to handle this