Worked on stabilizing the animation subsystem in the google/filament repository by addressing a critical crash scenario during animation playback. Focused on C++ development within animation systems, the work involved implementing a defensive null target node check to prevent crashes when the animation target node was missing. This solution enhanced the robustness of the animation pipeline, reducing failure modes and improving overall application stability for projects relying on Filament. The fix was clearly documented and linked to the relevant issue for future traceability. The contribution demonstrates attention to defensive programming and a methodical approach to bug resolution in game development contexts.