Revisited: Multiple Instance installations and patches

Torch.exe confuses the language validation and ProductCode validation

Torch.exe throws scary error message unrelated to the real problem

WebDirProperties: AnonymousUser attribute is not obligatory

XSLT: inline blocks of managed code

Extended logging options in WiX custom actions

IIS extension: WebSite

Attach / Detach database during installation

Multiple instance installations and patching