Danke für den Link.
Bei mir kommt das in der Konsole:
28.03.12 12:37:58,267 sandboxd: ([565]) Safari Webpage P(565) deny file-read-data /Applications/Safari.app/Contents/Safari Webpage Preview Fetcher
28.03.12 12:37:58,268 Safari Webpage Preview Fetcher: SCNetworkReachability SecTaskCopyValueForEntitlement(,"com.apple.private.dark-wake-network-reachability",) failed, error domain=NSMachErrorDomain, error code=186a1
28.03.12 12:55:45,805 Safari: IPCClient: Server port 0 is invalid; looking it up again...
28.03.12 15:37:15,699 Safari: IPCClient: Server port 0 is invalid; looking it up again...
28.03.12 15:37:26,391 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,406 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,422 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,440 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,456 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,473 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,489 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,506 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,522 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,539 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,555 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,573 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,589 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,605 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,621 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,639 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,655 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,672 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:26,688 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:27,281 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:27,313 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:27,346 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:27,379 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 15:37:27,412 [0x0-0x16016].com.apple.Safari: CoreAnimation: rendering error 506
28.03.12 20:16:52,060 Safari: IPCClient: Server port 0 is invalid; looking it up again...
Was bedeutet das?