XBMC keeps crashing

Hi I am a new user. XBMC crashes whenever I start to stream a movie.
I want to enjoy xbmc on my atv. Please help
Below is the xbmc log when it crashed.

29/6/13 12:25:13.000 PM kernel: Wake reason: EC.LidOpen (User)
29/6/13 12:25:13.000 PM kernel: SMC::smcHandleInterruptEvent WARNING status=0x0 (0x40 not set) notif=0x0
29/6/13 12:25:13.000 PM kernel: Previous Sleep Cause: 5
29/6/13 12:25:15.036 PM fontd: ATSFindFolder timeout. (domain:-32763, dirType:'font', createFolder:false, ATSServer pid:189)
29/6/13 12:25:15.000 PM kernel: The USB device HubDevice (Port 1 of Hub at 0xfa000000) may have caused a wake by issuing a remote wakeup (2)
29/6/13 12:25:15.000 PM kernel: The USB device Apple Internal Keyboard / Trackpad (Port 2 of Hub at 0xfa100000) may have caused a wake by issuing a remote wakeup (3)
29/6/13 12:25:15.000 PM kernel: TBT W (1): 0 [x]
29/6/13 12:25:16.630 PM configd: network configuration changed.
29/6/13 12:25:17.183 PM mDNSResponder: mDNSCoreReceiveResponse: Ignoring response received before we even began probing: 16 vivitams-MacBook-Pro.local. AAAA FE80:0000:0000:0000:6AA8:6DFF:FE21:4E3A
29/6/13 12:25:17.208 PM applepushserviced: <APSCourier: 0x7fe6ed906600>: Stream error occurred for <APSTCPStream: 0x7fe6ed92c020>: The operation couldn’t be completed. (kCFErrorDomainCFNetwork error 2.)
29/6/13 12:25:17.704 PM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en1 - Probe
29/6/13 12:25:17.705 PM UserEventAgent: CaptiveNetworkSupport:CaptiveStartDetect:2343 Bypassing probe on terencetamkc because it is protected and not on the exception list
29/6/13 12:25:17.705 PM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en1 - Unknown
29/6/13 12:25:17.706 PM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en1 - PreProbe
29/6/13 12:25:17.707 PM configd: network configuration changed.
29/6/13 12:25:17.708 PM configd: network configuration changed.
29/6/13 12:25:18.000 PM kernel: en1: 802.11d country code set to 'DE'.
29/6/13 12:25:18.000 PM kernel: en1: Supported channels 1 2 3 4 5 6 7 8 9 10 11 12 13 36 40 44 48 52 56 60 64 100 104 108 112 116 120 124 128 132 136 140
29/6/13 12:25:18.000 PM kernel: MacAuthEvent en1 Auth result for: ea:39f:bb:1a9 MAC AUTH succeeded
29/6/13 12:25:18.000 PM kernel: wlEvent: en1 en1 Link UP virtIf = 0
29/6/13 12:25:18.000 PM kernel: AirPort: Link Up on en1
29/6/13 12:25:18.000 PM kernel: en1: BSSID changed to ea:39f:bb:1a9
29/6/13 12:25:19.000 PM kernel: AirPort: RSN handshake complete on en1
29/6/13 12:25:19.716 PM applepushserviced: <APSCourier: 0x7fe6ed906600>: Stream error occurred for <APSTCPStream: 0x7fe6ec324d40>: The operation couldn’t be completed. (kCFErrorDomainCFNetwork error 2.)
29/6/13 12:25:20.512 PM airportd: _doAutoJoin: Already associated to “terencetamkc”. Bailing on auto-join.
29/6/13 12:25:20.558 PM airportd: _doAutoJoin: Already associated to “terencetamkc”. Bailing on auto-join.
29/6/13 12:25:24.501 PM configd: network configuration changed.
29/6/13 12:25:25.153 PM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en1 - Probe
29/6/13 12:25:25.154 PM UserEventAgent: CaptiveNetworkSupport:CaptiveStartDetect:2343 Bypassing probe on terencetamkc because it is protected and not on the exception list
29/6/13 12:25:25.154 PM UserEventAgent: CaptiveNetworkSupport:CaptivePublishState:1211 en1 - Unknown
29/6/13 12:25:25.156 PM configd: network configuration changed.
29/6/13 12:26:41.816 PM mdworker: CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
29/6/13 12:26:42.057 PM mdworker: CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.
29/6/13 12:26:42.058 PM mdworker: CFPropertyListCreateFromXMLData(): Old-style plist parser: missing semicolon in dictionary.