The attempt to create a VDI failed

Hi, I newly installed Xenserver 6.5. Patched with following patches. Now I am having an issue create VM.  I have one 300GB SSD in RADI0 for xenserver OS, and few 600GB Disks in RAID5 for VM storage. Problem: When creating VM, I'm getting following error. "The attempt to create a VDI failed" XS65E001 XS65E002 XS65E003 XS65E005 XS65E006 XS65E007 XS65E008 XS65E009 XS65E010 XS65E013 XS65E014 XS65E015 XS65E017 XS65E018 XS65ESP1 XS65ESP1002 XS65ESP1003 XS65ESP1004 XS65ESP1005 XS65ESP1008 XS65ESP1009 XS65ESP1010 XS65ESP1011 XS65ESP1012 XS65ESP1013 XS65ESP1014 XS65ESP1016 XS65ESP1018 XS65ESP1019 XS65ESP1020 XS65ESP1021 XS65ESP1022 XS65ESP1023 XS65ESP1024 XS65ESP1025 XS65ESP1026 XS65ESP1027 XS65ESP1028 XS65ESP1029 XS65ESP1031 XS65ESP1032 XS65ESP1033 XS65ESP1034 XS65ESP1035 XS65ESP1036 XS65ESP1037 XS65ESP1038 XS65ESP1039 XS65ESP1041 XS65ESP1042 XS65ESP1043 XS65ESP1044 XS65ESP1045 XS65ESP1046 XS65ESP1047 XS65ESP1048 XS65ESP1049 XS65ESP1050 XS65ESP1051 XS65ESP1052 XS65ESP1053 XS65ESP1054 XS65ESP1055 XS65ESP1056 XS65ESP1057 XS65ESP1058 XS65ESP1059 XS65ESP1060 XS65ESP1061 XS65ESP1062 XS65ESP1063 XS65ESP1064