not sure about your time error message but as far as the other error, restore means that LUNs presented to Celerra had trespassed to non-default owner SP. When you run restore SP, they will be trespassed back to default LUN owner SP, a non disruptive operation.
between 23:40 and 23:53 something happends    i don´t know if this is an automatic process because no one had do this, sudenly a get the following alert.  Previous Time:  5:41:47 A. ExtCode1=Information; ExtCode2=SPB.  CS_PLATFORM:NaviEventMonitor:DEBUG:5:::::CLARiiON event number 0x4666 ..... Description The system time was changed  does the CS change the time of the Clariion SP,?  at this moment i have this warning      all the rest of components are in OK status. how to know when the SP B get "NOT READY TO RESTORE" any command. and restoring SP is disruptive? thanks  you.
NS-120 DART 6.0 - CS did something,The system time was changed. SP ready to 
restore