topic system ui has stopped in Z Series

topic system ui has stopped in Z Series https://community.sony.rs/t5/z-series/system-ui-has-stopped/m-p/3626004#M120855 <P>Unfortunately system ui has stopped. This message keeps on popping everytime I on may wifi. How do i fix this? </P> Mon, 15 Oct 2018 11:37:45 GMT Lyjen 2018-10-15T11:37:45Z system ui has stopped https://community.sony.rs/t5/z-series/system-ui-has-stopped/m-p/3626004#M120855 <P>Unfortunately system ui has stopped. This message keeps on popping everytime I on may wifi. How do i fix this? </P> Mon, 15 Oct 2018 11:37:45 GMT https://community.sony.rs/t5/z-series/system-ui-has-stopped/m-p/3626004#M120855 Lyjen 2018-10-15T11:37:45Z