Reboot problem BL 460 G7

[Ulf Norman]

After a patchinstallation och software installation with SCCM 2007 R3 we often go reboot problems on 460 G7 blades,

In ILO console it's black screen and you have to reboot with hw reset or power off and on.

Following message in system log.

Event message could not be found, but contained these strings: C:\Windows\SysWOW64\CCM\CcmExec.exe ,
 No title for this reason could be found, 0x80020001, restart, Microsoft Configuration Manager has
restarted your computer after installing a Software Package or a Software Update that requires a reboot.,
 NT AUTHORITY\SYSTEM

OA version 3.31

BIOS I27 05/05/2011
iLO3 1.26 Aug 26 2011

This reboot problem happends only on 460 G7 blades not on DL380 G7