Question the Acess Point Cisco autoreset for the reason which i show in follow log:

[Yenth]

Stack trace:
PC = 0x014A5760, SP = 0x040A1964
Frame 00: SP = 0x040A19AC PC = 0x014A5254
Frame 01: SP = 0x040A19FC PC = 0x0146ACFC
Frame 02: SP = 0x040A1A04 PC = 0x012CBD28
Frame 03: SP = 0x040A1A54 PC = 0x01347B08
Frame 04: SP = 0x040A1AB4 PC = 0x01347ED0
Frame 05: SP = 0x01711064 PC = 0x01498EF8
Fram

WATCHDOG cputype 50: csrr0 14997E8: csrr1 21200:


: Unexpected exception to CPU: vector C00, PC = 0x1498E00 , LR = 0x14997E4

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

: Unexpected exception to CPU: vector 400, PC = 0x40A193C , LR = 0x40A193C

hope to receive your help for this program!! thanks

 

[ch33zw1z]

What changes were recently made? If none, you likely has a defective AP

 

[Yenth]

What changes were recently made? If none, you likely has a defective AP

I tried to reset it to default and reconfigure it, it worked well. I tested in 2 hours. However, when I unplug and then re-plug the power line to it, it also had the same problem.
I also upgrade the newest firmware for this AP but it do not solve this problem.
Do you guess what is the exactly reason?

 

[ch33zw1z]

Sounds like the AP is dying. Or the power source is dying.

 

[Yenth]

if I reset AP to default and reconfigure it, it still worked well. AP just auto reset after unplug power line. I use the same power line in 2 cases.

 

[ch33zw1z]

Yea, I mean, if unplugging it is causing a problem, probably either the AP or power brick. If you using PoE, try a different port