Forum Discussion
May 24, 2024
PackageDependencies and RtlDosApplyFileIsolationRedirection
For security purposes, we would prefer to keep all of the VCRuntime dlls out of MSIX packages and instead replace them with Microsoft.VCLibs.xxx package dependencies.
For most applications (bei...
BlakeBurgess
Apr 02, 2025Copper Contributor
When "the launch of the EXE fails" what is the nature of the failure? I'm investigating an unpackaged app that fails to launch due to an access violation at RtlDosApplyFileIsolationRedirection.
- Apr 02, 2025
The error message is application vendor specific, but some form of file not found or outright crash.
But the request here is in this post is specific to the packaged app case, as that is where the dependent dlls not found would be in a separate framework package.
For now, we are forced to either keep the vcruntimes inside the package, or remove them but use a native install of the old vcruntime libraries natively rather than the more easily managed framework package.