Worked on the lvgl/lvgl repository to enhance developer experience and code maintainability by clarifying error messaging related to PPA buffer alignment. Focused on embedded systems and C++ development, the work involved updating error guidance to explicitly require cache-line alignment for PPA buffers, specifically aligning with 128-byte cache line sizes. This targeted improvement reduced misconfigurations and support overhead by making alignment requirements unambiguous, thereby streamlining troubleshooting for developers. The approach emphasized robust error handling and clear communication within the codebase, ensuring that user-facing messages accurately reflected underlying technical constraints and contributed to more predictable and reliable system performance.