Worked on the alibaba/MNN repository to address a critical issue in the Sherpa MNN-JNI integration, focusing on stabilizing speech processing features. The developer identified and corrected incorrect JNI class paths, ensuring that MNN-specific configurations were consistently used instead of ONNX references. This fix, implemented using C++ and Java, clarified the boundaries between JNI configurations and improved runtime reliability for embedded systems and mobile development environments. By resolving this bug, the work reduced downstream debugging efforts and contributed to more robust speech recognition capabilities within the MNN framework, demonstrating a focused approach to maintaining and enhancing complex cross-language integrations.