will be possible use WRONG installation Media?
ESXi installation using V5.5 u1: VMware-VMvisor-Installer-5.5.0.update01-1623387.x86_64.iso installed on windows 2012 R2
vCenter installation using V5.5 u1: VMware-VIMSetup-all-5.5.0-1623099-20140201-update01.iso