Worked on the icsharpcode/ILSpy repository to address a nuanced issue in decompilation settings propagation, focusing on improving the reliability of decompiled output. The main contribution involved updating the CreateTypeSystemFromFile method to ensure DecompilerSettings were correctly passed into the DecompilerTypeSystem, resolving an edge-case that previously led to inconsistent results across files. This change enhanced the accuracy and consistency of the decompilation process by guaranteeing that user-defined settings influenced type system construction. The work required a strong understanding of C# and decompilation internals, applying software development skills to deliver a targeted bug fix that reduces future misconfigurations in the codebase.