In March 2025, Andvasp contributed to the apache/plc4x repository by enhancing AB-Ethernet driver stability and data access. He addressed a bug in the sender context handling, ensuring more reliable device connections during network communication. Additionally, he implemented a feature enabling read operations in the AB-Ethernet driver, initializing the transaction counter to support multiple readings and prevent reinitialization issues. Working primarily in Java, Andvasp applied his skills in driver development and protocol implementation to improve the reliability and integration of PLC devices. The work demonstrated a focused approach to solving connection and data access challenges within industrial network environments.