%MAINBOARD-3-MUX_INVALID_ACCESS: Attempt to enable the port no 1 on Mux while the port no 128 is already enabled

[seloq]

hi . im getting below log on one of my router. is it due to bug?

 %MAINBOARD-3-MUX_INVALID_ACCESS: Attempt to enable the port no 1 on Mux while the port no 128 is already enabled -Traceback= 0x21425E64z 0x21229A08z 0x2122D6B0z 0x23497774z

router ios as below.

Cisco IOS Software, C2900 Software (C2900-UNIVERSALK9-M), Version 15.1(1)T, RELEASE SOFTWARE (fc1)

[Hilda Arteaga]

Hi @seloq

Thanks for reaching out and for extending your question. Could you please confirm if this issue is only related to appearance/generation of these logs?

Or if this issue causing more troubles in different ways?