Resetting the vCenter SSO Administrator Password
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Resetting the vCenter SSO Administrator Password


Article ID: 315384


Updated On:


VMware vCenter Server


You must unlock and reset the vCenter Single Sign-On (SSO) password if you have entered an incorrect password for three times and you see the error:
User account is locked. Please contact your administrator.

SSO administrator is locked or expired.


VMware vCenter Server 6.5.x
VMware vCenter Server 6.7.x
VMware vCenter Server Appliance 5.1.x
VMware vCenter Server Appliance 6.7.x
VMware vCenter Server 5.5.x
VMware vCenter Server Appliance 6.0.x
VMware vCenter Server Appliance 6.5.x
VMware vCenter Server 6.0.x
VMware vCenter Server 5.1.x
VMware vCenter Server Appliance 5.5.x


By default, the account lockout policy is set to unlock after 15 minutes. If the account does not get unlocked even after 15 minutes, you must unlock the account using another session that is still logged into the SSO server or using another user account with SSO administrator privileges.
To unlock/reset the administrator account, see:

Additional Information

For more information on account lockout policies for the Platform Services Controller (PSC), see the vCenter Server Password Requirements and Lockout Behavior section in the vSphere Security Guide.

More information here:
Configuring and troubleshooting vCenter Single Sign On password and lockout policies for accounts
vSphere 5.1 Single Sign On (SSO) installation fails with error: Error 29133. Administrator login error.
Understanding vCenter Single Sign-On (SSO) command line options
Resetting the SSO admin password after upgrading to vCenter Server 5.1.0b fails with the error: Key [com.rsa.db.msserverinstance] is not defined
vSphere 5.5 Single Sign-On [email protected] password issues
Error: "VmDirForceResetPassword failed" while resetting the SSO administrator password using vdcadmintool

Read the article in different language here:
Como desbloquear e redefinir a senha do administrador do SSO do vCenter
Restablecer la contraseña del administrador de vCenter SSO
重置 vCenter SSO 管理员密码
Entsperren und Zurücksetzen des VMware vCenter Single Sign-On-Administratorkennworts