unable to show lun in static block storage

hii..

i have a problem when show lun in static block storage.. just loading..

while the another static blok storage no problem..

since the problem i cannot add lun to ldom guest

INFO: thr#1510:"http-thread-pool-9443(4)" Exec: CyberUIService.getFreeLUNsFromSANLib()

Jun 11, 2017 5:18:12 AM org.directwebremoting.impl.DefaultRemoter warn

WARNING: thr#1510:"http-thread-pool-9443(4)" Method execution failed:

com.sun.scn.ui.common.exception.SystemException: We were unable to complete your request.

        at com.sun.xvm.services.facade.LibraryFactory.getFreeLUNsForSANLib(LibraryFactory.java:1162)

        at com.sun.scn.services.facade.CyberUIServiceImpl.getFreeLUNsFromSANLib(CyberUIServiceImpl.java:2129)

        at sun.reflect.GeneratedMethodAccessor4814.invoke(Unknown Source)

        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

        at java.lang.reflect.Method.invoke(Method.java:498)