再次发生跳车，检查时，状态指示都恢复正常，没有任何故障灯，诊断记录显示，约3.3s恢复的，请大侠们帮忙分析一下

Event 17 of 3000:  Event ID 16# 39B3

I/O access error when updating the process image input table incoming

P area, double-word access, access address:      4 

process image partition no.:  2 

not user relevant(Z1): 2942 

Requested OB: Program execution error OB (OB85)

Priority class: 25

External error, Incoming event

09:28:32.601 AM  09/25/2021

(Coding: 16# 39B3  1955  3050  2942  0200  0004)

Event 18 of 3000:  Event ID 16# 39B3

I/O access error when updating the process image input table incoming

P area, double-word access, access address:      0 

process image partition no.:  2 

not user relevant(Z1): 2942 

Requested OB: Program execution error OB (OB85)

Priority class: 25

External error, Incoming event

09:28:32.600 AM  09/25/2021

(Coding: 16# 39B3  1955  3050  2942  0200  0000)

Event 19 of 3000:  Event ID 16# 39C4

Distributed I/Os: station Failure

Address of the affected DP slave: station number:   12

DP master system ID:      1

Log. base address of the DP slave: Input address: 16353

Log. base address of the DP master:  16357

Requested OB: Rack failure OB (OB86)

Priority class: 25

External error, Incoming event

09:28:32.590 AM  09/25/2021

(Coding: 16# 39C4  1956  C054  3FE5  3FE1  010C)

Event 20 of 3000:  Event ID 16# 5979

Module error in distributed I/O occurred 

Slot DP master/IO controller:   8 in rack   0

Event occurred in the master CPU in rack 0

External error, Incoming event

09:28:32.589 AM  09/25/2021

(Coding: 16# 5979  F808  0000  0000  0000  0000)