Catalyst 4507

[Mlex1]

Hello i see on my catalyst this logg what is going on 

%C4K_REDUNDANCY-2-HANDSHAKE_TIMEOUT_ACTIVE: The handshake messaging between active and standby has not yet started.

[Leo Laohoo]

And what IOS version are the switches on?

[Mark Elsen]

  - FYI : https://community.cisco.com/t5/switching/c4507r-e-redundancy-disabled/m-p/2986974/highlight/true#M369030
            Check current software version; upgrade to the last advisory release , especially if you are using an older version,

  M.

[Mlex1]

Thanks for support reboot help me, 

@Leo Laohoo And what IOS version are the switches on?

same IOS version in both supervisor.

@Mark Elsen also same 

maybe same back or i don't know 

[Leo Laohoo]

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@Mlex1 wrote:
same IOS version in both supervisor.

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Ok, if you are not willing to provide any useful information then my assistance stops now.

[Mlex1]

@Leo Laohoo 100% percent agree with you stop it