最新下载的错误诊断信息，还请各位朋友帮忙查看一下，
Event 1 of 500: Event ID 16# 4562
STOP caused by programming error (OB not loaded or not possible, or no FRB)
FB number: 11
Module address: 3394
Previous operating mode: RUN
Requested operating mode: STOP (internal)
Internal error, Incoming event
01:09:54.356 PM 02/24/2014
(Coding: 16# 4562 FF84 8E00 0101 000B 0D42)