The white screen appears for nearlty 60 seconds. Here is the system log from the console. I so seem a time gap bbetween these two:
6/24/12 9:10:59.075 AM UserEventAgent: CertsKeychainMonitor: ready to process keychain & timer events
6/24/12 9:11:35.693 AM SecurityAgent: User info context values set for omar
6/24/12 9:10:25.000 AM bootlog: BOOT_TIME 1340547025 0
6/24/12 9:10:26.000 AM kernel: PMAP: PCID enabled
6/24/12 9:10:26.000 AM kernel: Darwin Kernel Version 11.4.0: Mon Apr 9 19:32:15 PDT 2012; root:xnu-1699.26.8~1/RELEASE_X86_64
6/24/12 9:10:26.000 AM kernel: vm_page_bootstrap: 989918 free pages and 50466 wired pages
6/24/12 9:10:26.000 AM kernel: kext submap [0xffffff7f80732000 - 0xffffff8000000000], kernel text [0xffffff8000200000 - 0xffffff8000732000]
6/24/12 9:10:26.000 AM kernel: zone leak detection enabled
6/24/12 9:10:26.000 AM kernel: standard timeslicing quantum is 10000 us
6/24/12 9:10:26.000 AM kernel: mig_table_max_displ = 73
6/24/12 9:10:26.000 AM kernel: TSC Deadline Timer supported and enabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=1 LocalApicId=0 Enabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=2 LocalApicId=2 Enabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=3 LocalApicId=1 Enabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=4 LocalApicId=3 Enabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=5 LocalApicId=255 Disabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=6 LocalApicId=255 Disabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=7 LocalApicId=255 Disabled
6/24/12 9:10:26.000 AM kernel: AppleACPICPU: ProcessorId=8 LocalApicId=255 Disabled
6/24/12 9:10:26.000 AM kernel: calling mpo_policy_init for TMSafetyNet
6/24/12 9:10:26.000 AM kernel: Security policy loaded: Safety net for Time Machine (TMSafetyNet)
6/24/12 9:10:26.000 AM kernel: calling mpo_policy_init for Sandbox
6/24/12 9:10:26.000 AM kernel: Security policy loaded: Seatbelt sandbox policy (Sandbox)
6/24/12 9:10:26.000 AM kernel: calling mpo_policy_init for Quarantine
6/24/12 9:10:26.000 AM kernel: Security policy loaded: Quarantine policy (Quarantine)
6/24/12 9:10:26.000 AM kernel: Copyright (c) 1982, 1986, 1989, 1991, 1993
6/24/12 9:10:26.000 AM kernel: The Regents of the University of California. All rights reserved.
6/24/12 9:10:26.000 AM kernel: MAC Framework successfully initialized
6/24/12 9:10:26.000 AM kernel: using 16384 buffer headers and 10240 cluster IO buffer headers
6/24/12 9:10:26.000 AM kernel: IOAPIC: Version 0x20 Vectors 64:87
6/24/12 9:10:26.000 AM kernel: ACPI: System State [S0 S3 S4 S5]
6/24/12 9:10:26.000 AM kernel: PFM64 (36 cpu) 0xf10000000, 0xf0000000
6/24/12 9:10:26.000 AM kernel: [ PCI configuration begin ]
6/24/12 9:10:26.000 AM kernel: AppleIntelCPUPowerManagement: Turbo Ratios 007A
6/24/12 9:10:26.000 AM kernel: AppleIntelCPUPowerManagement: (built 19:39:51 Apr 9 2012) initialization complete
6/24/12 9:10:26.000 AM kernel: console relocated to 0xf10000000
6/24/12 9:10:26.000 AM kernel: PCI configuration changed (bridge=11 device=2 cardbus=0)
6/24/12 9:10:26.000 AM kernel: [ PCI configuration end, bridges 8 devices 13 ]
6/24/12 9:10:26.000 AM kernel: mbinit: done [64 MB total pool size, (42/21) split]
6/24/12 9:10:26.000 AM kernel: Pthread support ABORTS when sync kernel primitives misused
6/24/12 9:10:26.000 AM kernel: com.apple.AppleFSCompressionTypeZlib kmod start
6/24/12 9:10:26.000 AM kernel: com.apple.AppleFSCompressionTypeDataless kmod start
6/24/12 9:10:26.000 AM kernel: com.apple.AppleFSCompressionTypeZlib load succeeded
6/24/12 9:10:26.000 AM kernel: com.apple.AppleFSCompressionTypeDataless load succeeded
6/24/12 9:10:26.000 AM kernel: AppleIntelCPUPowerManagementClient: ready
6/24/12 9:10:26.000 AM kernel: BTCOEXIST off
6/24/12 9:10:26.000 AM kernel: wl0: Broadcom BCM4353 802.11 Wireless Controller
6/24/12 9:10:26.000 AM kernel: 5.106.198.4
6/24/12 9:10:26.000 AM kernel: CoreStorage: fsck has finished successfully for lvg "A22C781F-B2A6-4B46-A505-A469FED90B37"
6/24/12 9:10:26.000 AM kernel: USBMSC Identifier (non-unique): 000000000310 0x5ac 0x8404 0x310
6/24/12 9:10:26.000 AM kernel: AppleUSBMultitouchDriver::checkStatus - received Status Packet, Payload 2: device was reinitialized
6/24/12 9:10:26.000 AM kernel: rooting via boot-uuid from /chosen: 7FD72A09-8AA8-37B6-AE25-1B2FD39F3434
6/24/12 9:10:26.000 AM kernel: Waiting on <dict ID="0"><key>IOProviderClass</key><string ID="1">IOResources</string><key>IOResourceMatch</key><string ID="2">boot-uuid-media</string></dict>
6/24/12 9:10:26.000 AM kernel: Got boot device = IOService:/AppleACPIPlatformExpert/PCI0@0/AppleACPIPCI/SATA@1F,2/AppleIntelPchS eriesAHCI/PRT0@0/IOAHCIDevice@0/AppleAHCIDiskDriver/IOAHCIBlockStorageDevice/IOB lockStorageDriver/APPLE SSD SM128C Media/IOGUIDPartitionScheme/Macintosh HD@2/CoreStoragePhysical/CoreStorageGroup/Macintosh HD@s0
6/24/12 9:10:26.000 AM kernel: BSD root: disk1, major 14, minor 4
6/24/12 9:10:26.000 AM kernel: Kernel is LP64
6/24/12 9:10:26.000 AM kernel: [IOBluetoothHCIController::setConfigState] calling registerService
6/24/12 9:10:26.106 AM com.apple.launchd: *** launchd[1] has started up. ***
6/24/12 9:10:26.668 AM com.apple.launchd: (com.apple.powerd) Unknown value for key POSIXSpawnType: Interactive
6/24/12 9:10:26.668 AM com.apple.launchd: (com.apple.sandboxd) Unknown value for key POSIXSpawnType: Interactive
6/24/12 9:10:27.000 AM kernel: AirPort_Brcm4331: Ethernet address 68:a8:6d:02:95:aa
6/24/12 9:10:27.000 AM kernel: IO80211Controller::dataLinkLayerAttachComplete(): adding AppleEFINVRAM notification
6/24/12 9:10:27.000 AM kernel: IO80211Interface::efiNVRAMPublished():
6/24/12 9:10:27.268 AM UserEventAgent: starting CaptiveNetworkSupport as SystemEventAgent built May 25 2011 12:27:35
6/24/12 9:10:27.272 AM UserEventAgent: CaptiveNetworkSupport:CreateInterfaceWatchList:2788 WiFi Devices Found. 🙂
6/24/12 9:10:27.273 AM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en0 - PreProbe
6/24/12 9:10:27.274 AM UserEventAgent: CaptiveNetworkSupport:CaptiveSCRebuildCache:81 Failed to get service order
6/24/12 9:10:27.274 AM UserEventAgent: CaptiveNetworkSupport:CaptiveSCRebuildCache:81 Failed to get service order
6/24/12 9:10:27.274 AM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en0 - PreProbe
6/24/12 9:10:27.274 AM UserEventAgent: CaptiveNetworkSupport:CaptiveSCRebuildCache:81 Failed to get service order
6/24/12 9:10:27.274 AM UserEventAgent: CaptiveNetworkSupport:CaptiveSCRebuildCache:81 Failed to get service order
6/24/12 9:10:27.341 AM UserEventAgent: CertsKeychainMonitor: configuring
6/24/12 9:10:28.207 AM airportd: _processDLILEvent: en0 attached (down)
6/24/12 9:10:28.378 AM mDNSResponder: mDNSResponder mDNSResponder-320.16 (Mar 17 2012 21:31:16) starting OSXVers 11
6/24/12 9:10:28.641 AM com.apple.SecurityServer: Session 100000 created
6/24/12 9:10:28.000 AM kernel: in func createVirtualInterface ifRole = 1
6/24/12 9:10:28.000 AM kernel: Created virtif 0xffffff800acd9a00 p2p0
6/24/12 9:10:28.663 AM UserEventAgent: CaptiveNetworkSupport:CaptiveSCRebuildCache:81 Failed to get service order
6/24/12 9:10:28.663 AM UserEventAgent: CaptiveNetworkSupport:CaptiveSCRebuildCache:81 Failed to get service order
6/24/12 9:10:28.696 AM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en0 - PreProbe
6/24/12 9:10:28.763 AM com.apple.SecurityServer: Entering service
6/24/12 9:10:28.000 AM kernel: Previous Shutdown Cause: 5
6/24/12 9:10:28.000 AM kernel: SMC::smcInitHelper ERROR: MMIO regMap == NULL - fall back to old SMC mode
6/24/12 9:10:28.000 AM kernel: AirPort: Link Down on en0. Reason 1 (Unspecified).
6/24/12 9:10:28.775 AM configd: network configuration changed.
6/24/12 9:10:28.777 AM configd: setting hostname to "OmarMBAir.local"
6/24/12 9:10:28.871 AM systemkeychain: done file: /var/run/systemkeychaincheck.done
6/24/12 9:10:28.895 AM configd: network configuration changed.
6/24/12 9:10:28.898 AM configd: network configuration changed.
6/24/12 9:10:28.912 AM mDNSResponder: D2D_IPC: Loaded
6/24/12 9:10:28.912 AM mDNSResponder: D2DInitialize succeeded
6/24/12 9:10:29.001 AM UserEventAgent: ServermgrdRegistration cannot load config data
6/24/12 9:10:29.000 AM kernel: DSMOS has arrived
6/24/12 9:10:29.813 AM com.apple.ucupdate.plist: ucupdate: Checked 1 update, no match found.
6/24/12 9:10:29.828 AM com.apple.pfctl: No ALTQ support in kernel
6/24/12 9:10:29.828 AM com.apple.pfctl: ALTQ related functions disabled
6/24/12 9:10:29.926 AM corestoraged: 0x7fff7d8f3960 unlockLVF: LVF=38E22354-D798-4989-9483-9D7624486487, "AES-XTS", status = "Unlocked"
6/24/12 9:10:30.000 AM kernel: macx_swapon SUCCESS
6/24/12 9:10:30.120 AM com.apple.usbmuxd: usbmuxd-268.5 on Apr 5 2012 at 15:33:48, running 64 bit
6/24/12 9:10:30.239 AM com.apple.kextcache: /: helper partitions appear up to date.
6/24/12 9:10:30.263 AM mds: (Normal) FMW: FMW 0 0
6/24/12 9:10:30.698 AM loginwindow: Login Window Application Started
6/24/12 9:10:30.988 AM UserEventAgent: Registered Workstation service - OmarMBAir [68:a8:6d:02:95:aa]._workstation._tcp.
6/24/12 9:10:31.000 AM kernel: en0: 802.11d country code set to 'US'.
6/24/12 9:10:31.000 AM kernel: en0: Supported channels 1 2 3 4 5 6 7 8 9 10 11 36 40 44 48 52 56 60 64 100 104 108 112 116 120 124 128 132 136 140 149 153 157 161 165
6/24/12 9:10:32.000 AM kernel: MacAuthEvent en0 Auth result for: 00:23:df:fb:7e:e1 MAC AUTH succeeded
6/24/12 9:10:32.000 AM kernel: wlEvent: en0 en0 Link UP virtIf = 0
6/24/12 9:10:32.000 AM kernel: AirPort: Link Up on en0
6/24/12 9:10:32.000 AM kernel: en0: BSSID changed to 00:23:df:fb:7e:e1
6/24/12 9:10:32.587 AM netbiosd: Unable to start NetBIOS name service:
6/24/12 9:10:32.714 AM airportd: _doAutoJoin: Already associated to “QExtreme24”. Bailing on auto-join.
6/24/12 9:10:33.000 AM kernel: AirPort: RSN handshake complete on en0
6/24/12 9:10:33.220 AM WindowServer: (ipc/send) invalid destination port: IOServiceWaitQuiet for CGXMappedDisplayStart
6/24/12 9:10:33.220 AM WindowServer: kCGErrorFailure: Set a breakpoint @ CGErrorBreakpoint() to catch errors as they are logged.
6/24/12 9:10:33.458 AM loginwindow: **DMPROXY** Found `/System/Library/CoreServices/DMProxy'.
6/24/12 9:10:33.672 AM com.apple.launchctl.LoginWindow: com.apple.findmymacmessenger: Already loaded
6/24/12 9:10:33.811 AM airportd: _doAutoJoin: Already associated to “QExtreme24”. Bailing on auto-join.
6/24/12 9:10:33.837 AM com.apple.SecurityServer: Session 100005 created
6/24/12 9:10:33.840 AM loginwindow: Login Window Started Security Agent
6/24/12 9:10:33.949 AM SecurityAgent: Echo enabled
6/24/12 9:10:33.949 AM SecurityAgent: Echo enabled
6/24/12 9:10:35.205 AM configd: network configuration changed.
6/24/12 9:10:35.246 AM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en0 - Probe
6/24/12 9:10:35.247 AM UserEventAgent: CaptiveNetworkSupport:CNSPreferencesBuildSSIDLookup:278 ssidLookup:
6/24/12 9:10:35.247 AM UserEventAgent: <empty>
6/24/12 9:10:35.247 AM UserEventAgent: CaptiveNetworkSupport:CaptiveStartDetect:2343 Bypassing probe on QExtreme24 because it is protected and not on the exception list
6/24/12 9:10:35.250 AM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en0 - Unknown
6/24/12 9:10:35.251 AM configd: network configuration changed.
6/24/12 9:10:39.987 AM ntpd: proto: precision = 1.000 usec
6/24/12 9:10:40.716 AM com.apple.usbmuxd: _SendAttachNotification (thread 0x7fff7d8f3960): sending attach for device d0:23:db:ab:31:5e@fe80::d223:dbff:feab:315e._apple-mobdev._tcp.local.: _GetAddrInfoReplyReceivedCallback matched.
6/24/12 9:10:41.089 AM usbmuxd: AMDeviceStartSession (thread 0x100781000): Could not start session: kAMDInvalidHostIDError
6/24/12 9:10:41.089 AM usbmuxd: _AMDevicePreflightWorker (thread 0x100781000): Pair worker could not pair with device 1: 0xe8000082
6/24/12 9:10:41.090 AM com.apple.usbmuxd: HandleDeviceAttachHelperCallback preflighting failed for WiFi device 0x1-10.0.1.8:0: 0xe8000082. Ignoring device.
6/24/12 9:10:41.000 AM kernel: AppleThunderboltNHI::enablePower - turn power off, status = 0x0, result_value = 0x0
6/24/12 9:10:59.075 AM UserEventAgent: CertsKeychainMonitor: ready to process keychain & timer events
6/24/12 9:11:35.693 AM SecurityAgent: User info context values set for omar
6/24/12 9:11:35.693 AM SecurityAgent: User info context values set for omar
6/24/12 9:11:36.297 AM loginwindow: Login Window - Returned from Security Agent
6/24/12 9:11:36.298 AM com.apple.authorizationhost.00000000-0000-0000-0000-0000000186A5: buffer size: 1024 length: 1023
6/24/12 9:11:36.422 AM applepushserviced: Unable to bootstrap_lookup connection port for 'com.apple.safaridavclient.push': unknown error code
6/24/12 9:11:36.423 AM applepushserviced: Unable to bootstrap_lookup connection port for 'com.apple.syncdefaultsd.push': unknown error code
6/24/12 9:11:36.429 AM osascript: Performance: Please update this scripting addition to supply a value for ThreadSafe for each event handler: "/Library/ScriptingAdditions/SIMBL.osax"
6/24/12 9:11:36.462 AM airportd: _doAutoJoin: Already associated to “QExtreme24”. Bailing on auto-join.
6/24/12 9:11:36.661 AM loginwindow: USER_PROCESS: 64 console
6/24/12 9:11:36.782 AM com.apple.launchd.peruser.863273546: (com.apple.ReportCrash) Falling back to default Mach exception handler. Could not find: com.apple.ReportCrash.Self
6/24/12 9:11:36.787 AM com.apple.launchctl.Aqua: load: option requires an argument -- D
6/24/12 9:11:36.788 AM com.apple.launchctl.Aqua: usage: launchctl load [-wF] [-D <user|local|network|system|all>] paths...
6/24/12 9:11:36.918 AM com.apple.launchd.peruser.863273546: (com.apple.launchctl.Aqua[142]) Exited with code: 1
6/24/12 9:11:37.292 AM UserEventAgent: CaptiveNetworkSupport:CNSServerRegisterUserAgent:187 new user agent port: 19471
6/24/12 9:11:38.178 AM com.apple.dock.extra: Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.181 AM com.apple.dock.extra: 2012-06-24 09:11:38.175 com.apple.dock.extra[160:1707] Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.181 AM com.apple.dock.extra: Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.185 AM com.apple.dock.extra: 2012-06-24 09:11:38.178 com.apple.dock.extra[160:1707] Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.188 AM com.apple.dock.extra: Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.189 AM com.apple.dock.extra: 2012-06-24 09:11:38.183 com.apple.dock.extra[160:1707] Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.193 AM com.apple.dock.extra: Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.194 AM com.apple.dock.extra: 2012-06-24 09:11:38.189 com.apple.dock.extra[160:1707] Could not connect the action buttonPressed: to target of class NSApplication
6/24/12 9:11:38.342 AM Finder: kCGErrorIllegalArgument: _CGSFindSharedWindow: WID 34
6/24/12 9:11:38.342 AM Finder: kCGErrorFailure: Set a breakpoint @ CGErrorBreakpoint() to catch errors as they are logged.
6/24/12 9:11:38.342 AM Finder: kCGErrorIllegalArgument: CGSRemoveSurface: Invalid window 0x22
6/24/12 9:11:38.565 AM com.apple.CSConfigDotMacCert-xxxxxxxx@me.com-SharedServices: opening log file failed with error 2. reverting to stdout
6/24/12 9:11:38.643 AM [0x0-0x11011].com.lexmark.aio.lexnet01: controller exception = Exception thrown in LexNetServices at LoadFrameworkFunctions with Error in loading LexUDPService Framework
6/24/12 9:11:38.679 AM com.apple.CSConfigDotMacCert-xxxxxxxx@me.com-SharedServices: 6/24/12 9:11:38 AM Central Daylight Time [177]:
6/24/12 9:11:38.679 AM com.apple.CSConfigDotMacCert-xxxxxxxx@me.com-SharedServices: 6/24/12 9:11:38 AM Central Daylight Time [177]: ========= Start =========
6/24/12 9:11:38.679 AM com.apple.CSConfigDotMacCert-xxxxxxxx@me.com-SharedServices: 6/24/12 9:11:38 AM Central Daylight Time [177]: === /System/Library/Frameworks/CoreServices.framework/Frameworks/OSServices.framewo rk/Versions/A/Support/CSConfigDotMacCert -l /Users/username/Library/Logs/CSConfigDotMacCert.log -u xxxxxxxx@me.com -t SharedServices -s
6/24/12 9:11:38.679 AM com.apple.CSConfigDotMacCert-xxxxxxxx@me.com-SharedServices: 6/24/12 9:11:38 AM Central Daylight Time [177]: *** password for xxxxxxxx@me.com could not be obtained from the keychain
6/24/12 9:11:38.684 AM com.apple.launchd.peruser.863273546: (com.apple.CSConfigDotMacCert-xxxxxxxx@me.com-SharedServices[177]) Exited with code: 1
6/24/12 9:11:38.697 AM USBNivoListener: SCNetworkReachabilityCreateWithAddress[Pair] called with invalid address family 1
6/24/12 9:11:38.773 AM AirServer: AirServer launched