Hi Mohib,
I have already tried to import users in GUI. This is my wrapper.log...
INFO | jvm 1 | 2015/09/29 13:49:34 | 2015-09-29 13:49:34,092 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Starting update of appliance status
INFO | jvm 1 | 2015/09/29 13:49:34 | 2015-09-29 13:49:34,126 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter attributes
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,232 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: memoryfree
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] memoryfree => 548.33 MB
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: memorysize
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] memorysize => 3.66 GB
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: swapfree
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] swapfree => 0.00 MB
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: swapsize
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] swapsize => 0.00 MB
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: hostname
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] hostname => gluutest
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: ipaddress
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] ipaddress => 192.168.2.11
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: load_average
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: bandwidth_usage
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting bandwidth attributes
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: uptime_seconds
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] uptime_seconds => 34986
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,234 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting df attributes
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,237 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting httpd attributes
INFO | jvm 1 | 2015/09/29 13:49:35 | 2015-09-29 13:49:35,410 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Appliance status update finished
INFO | jvm 1 | 2015/09/29 13:49:38 | 2015-09-29 13:49:38,657 DEBUG [org.gluu.oxtrust.servlet.LogoImageServlet] Starting organization logo upload
INFO | jvm 1 | 2015/09/29 13:49:38 | 2015-09-29 13:49:38,662 DEBUG [org.gluu.oxtrust.servlet.LogoImageServlet] Successfully send organization logo with size
INFO | jvm 1 | 2015/09/29 13:49:52 | 2015-09-29 13:49:52,604 TRACE [org.xdi.service.custom.script.CustomScriptManager] Last finished time '9/29/15 1:49 PM'
INFO | jvm 1 | 2015/09/29 13:50:00 | 2015-09-29 13:50:00,848 DEBUG [org.gluu.oxtrust.ldap.service.MetadataValidationTimer] Starting metadata validation
INFO | jvm 1 | 2015/09/29 13:50:00 | 2015-09-29 13:50:00,848 DEBUG [org.gluu.oxtrust.ldap.service.MetadataValidationTimer] Metadata validation finished
INFO | jvm 1 | 2015/09/29 13:50:01 | 2015-09-29 13:50:01,193 DEBUG [org.gluu.oxtrust.servlet.LogoImageServlet] Starting organization logo upload
INFO | jvm 1 | 2015/09/29 13:50:01 | 2015-09-29 13:50:01,202 DEBUG [org.gluu.oxtrust.servlet.LogoImageServlet] Successfully send organization logo with size
INFO | jvm 1 | 2015/09/29 13:50:22 | 2015-09-29 13:50:22,608 TRACE [org.xdi.service.custom.script.CustomScriptManager] Last finished time '9/29/15 1:50 PM'
INFO | jvm 1 | 2015/09/29 13:50:35 | 2015-09-29 13:50:35,092 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Starting update of appliance status
INFO | jvm 1 | 2015/09/29 13:50:35 | 2015-09-29 13:50:35,106 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter attributes
INFO | jvm 1 | 2015/09/29 13:50:35 | 2015-09-29 13:50:35,479 INFO [org.jasig.cas.services.DefaultServicesManagerImpl] - <Reloading registered services.>
INFO | jvm 1 | 2015/09/29 13:50:35 | 2015-09-29 13:50:35,480 INFO [org.jasig.cas.services.DefaultServicesManagerImpl] - <Loaded 1 services.>
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,219 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: memoryfree
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,219 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] memoryfree => 521.38 MB
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,219 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: memorysize
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,219 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] memorysize => 3.66 GB
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: swapfree
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] swapfree => 0.00 MB
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: swapsize
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] swapsize => 0.00 MB
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: hostname
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] hostname => gluutest
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: ipaddress
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] ipaddress => 192.168.2.11
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: load_average
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: bandwidth_usage
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting bandwidth attributes
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting facter param: uptime_seconds
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] uptime_seconds => 35047
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,220 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting df attributes
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,233 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Setting httpd attributes
INFO | jvm 1 | 2015/09/29 13:50:36 | 2015-09-29 13:50:36,387 DEBUG [org.gluu.oxtrust.ldap.service.StatusCheckerTimer] Appliance status update finished
INFO | jvm 1 | 2015/09/29 13:50:52 | 2015-09-29 13:50:52,608 TRACE [org.xdi.service.custom.script.CustomScriptManager] Last finished time '9/29/15 1:50 PM'
INFO | jvm 1 | 2015/09/29 13:51:02 | 2015-09-29 13:51:02,094 DEBUG [org.gluu.oxtrust.ldap.service.MetadataValidationTimer] Starting metadata validation
INFO | jvm 1 | 2015/09/29 13:51:02 | 2015-09-29 13:51:02,094 DEBUG [org.gluu.oxtrust.ldap.service.MetadataValidationTimer] Metadata validation finished
INFO | jvm 1 | 2015/09/29 13:51:22 | 2015-09-29 13:51:22,607 TRACE [org.xdi.service.custom.script.CustomScriptManager] Last finished time '9/29/15 1:51 PM'
INFO | jvm 1 | 2015/09/29 13:51:32 | 2015-09-29 13:51:32,658 DEBUG [org.gluu.oxtrust.servlet.LogoImageServlet] Starting organization logo upload
INFO | jvm 1 | 2015/09/29 13:51:32 | 2015-09-29 13:51:32,664 DEBUG [org.gluu.oxtrust.servlet.LogoImageServlet] Successfully send organization logo with size