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Failed Logon Attempt erros on Delivery Controllers with service Brokerservice.exe and logon type 8

Adil Shah


After upgrading the Delivery Controller from 7.6 to 7.15 i get tons of failed logon attempt errors in the Windows Event Log. The account is not used for any service. we don't have any loadbalancer for our delivery controller but we do have a Netscaler which uses another account for LDAP autnetication.



An account failed to log on.

    Security ID:        NETWORK SERVICE
    Account Name:        DCDDC1$
    Account Domain:        <Domain name>
    Logon ID:        0x3E4

Logon Type:            8

Account For Which Logon Failed:
    Security ID:        NULL SID
    Account Name:        <username@domain.com>
    Account Domain:        

Failure Information:
    Failure Reason:        Unknown user name or bad password.
    Status:            0xC000006D
    Sub Status:        0xC000006A

Process Information:
    Caller Process ID:    0x7e8
    Caller Process Name:    C:\Program Files\Citrix\Broker\Service\BrokerService.exe

Network Information:
    Workstation Name:    DCDDC1
    Source Network Address:    -
    Source Port:        -

Detailed Authentication Information:
    Logon Process:        Advapi  
    Authentication Package:    Negotiate
    Transited Services:    -
    Package Name (NTLM only):    -
    Key Length:        0

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