VMware: Alias value is empty when attempting to log in to VMware vCenter Server 5.5



A general system error occurred: alias value should not be empty



This issue occurs when the Active Directory Identity Sources are not available.
This issue may also occur while SSO is starting up, or for a period of time after start-up. This occurs when the number of domains in the Active Directory forest is large.


This is a known issue affecting:

  • VMware vCenter Server 5.5.0b (Build 1476327)
  • VMware vCenter Server 5.5.0 Update 1 (Build 1623101)
  • VMware vCenter Server Appliance 5.5.0b (Build 1476327)
  • VMware vCenter Server Appliance 5.5.0 Update 1 (Build 1623101)

This issue is resolved in vCenter Server 5.5 Update 2, available at VMware Downloads. For more information, see the Resolved Issues section in the vCenter Server 5.5 Update 2 Release Notes.


More information: VMware


Sander Daems is founder and author of this blog and working as a Lead (Sr.) Consultant by UNICA ICT Solutions. Sander has 15+ years experience in IT, primary focus: virtualization and modern worksplace.

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