Create a setup file using Inno Setup 5.5.3 (u) software the compiler does not error but when running the setup file registration error with the dotted line Net dll file, dll file registered syntax of Inno Setup:

[Files]
Source: ComponentFactory.Krypton.Ribbon.dll; destdir: {sys}; Flags: regserver ignoreversion
Source: ComponentFactory.Krypton.Toolkit.dll; destdir: {sys}; Flags: regserver ignoreversion
...

Why not register it?