SYNCHING PROBLEMS WITH I POD CLASSIC

SINCE UPGRADING TO MAVERICKS MY I POD CLASSIC WILL NOT SYNCH WHEN I CONNECT TO I TUNES...ALSO WHEN MY I POD IS CONNECTED AND I'M PLAYING MUSIC FROM IT, IT WILL CRASH ONCE IN A WHILE...MY I PHOTO ALSO CRASHES ONCE IN A WHILE....NEVER HAD THESE PROBLEMS WITH MOUNTAIN LION.. ANY ANSWERS OUT THERE?????