Worked on improving the stability of the intel/gits repository by addressing a critical bug in RTAS cache handling. Focused on robust error handling and file I/O in C++, implementing a guard to ensure the RTAS cache file could be opened before any read operations. To prevent crashes and undefined behavior, key and size variables were initialized to zero, establishing a safe default state. Enhanced observability was achieved by adding explicit error logging when the cache file could not be accessed, aiding future debugging and recovery. This targeted fix improved runtime reliability and demonstrated careful attention to defensive software development practices.