How to resolve illegal opcode issues

[TCC_2]

Core Issue

This issue can be hardware or software related.

Resolution

This type of crash does not clearly indicate a hardware or a software failure. Occasionally, this problem may occur once and not recur.

If you have the output of a show stacks or show tech-support command from your Cisco device, you can use the Output Interpreter.  You must be a registered customer. Also, you must be logged in and have JavaScript enabled.

[alipour1367]

Hello friends, I have a Cisco switch 3850 12X48U and it gives me this error and I can do hardware repairs. Please help me, which part should I change, thank you.

Booting...
*** Illegal Opcode Exception ***
PC = 0x00000000 00000000
SP = 0xffffffff 80049670
Cause Reg = 0x00000000 40008028, Status Reg = 0x00000000 504000e7