log of error event
May 22 17:10:44 Tests-MacBook-Pro NetAuthSysAgent[179]: checkForDfsReferral: mounting dfs url failed, syserr = Input/output error
May 22 17:10:44 Tests-MacBook-Pro NetAuthSysAgent[179]: smb_mount: mount failed to aofile1/data, syserr = Input/output error
May 22 17:11:18 Tests-MacBook-Pro NetAuthSysAgent[179]: checkForDfsReferral: mounting dfs url failed, syserr = Input/output error
May 22 17:11:18 Tests-MacBook-Pro NetAuthSysAgent[179]: smb_mount: mount failed to aofile1/data, syserr = Input/output error
May 22 17:21:48 Tests-MacBook-Pro com.apple.kextcache[203]: Created prelinked kernel /System/Library/Caches/com.apple.kext.caches/Startup/kernelcache.
May 22 17:35:22 Tests-MacBook-Pro Safari[215]: IPCClient: Server port 0 is invalid; looking it up again...
May 22 17:40:36 Tests-MacBook-Pro rpcsvchost[266]: sandbox_init: com.apple.msrpc.netlogon.sb succeeded
May 22 17:40:59 Tests-MacBook-Pro NetAuthSysAgent[241]: checkForDfsReferral: mounting dfs url failed, syserr = Input/output error
May 22 17:40:59 Tests-MacBook-Pro NetAuthSysAgent[241]: smb_mount: mount failed to aofile1/data, syserr = Input/output error
May 22 17:46:04 Tests-MacBook-Pro login[287]: USER_PROCESS: 287 ttys000
May 22 17:48:41 Tests-MacBook-Pro login[287]: DEAD_PROCESS: 287 ttys000
May 22 17:48:43 Tests-MacBook-Pro login[305]: USER_PROCESS: 305 ttys000
May 22 17:49:49 Tests-MacBook-Pro NetAuthSysAgent[313]: checkForDfsReferral: mounting dfs url failed, syserr = Input/output error
May 22 17:49:49 Tests-MacBook-Pro NetAuthSysAgent[313]: smb_mount: mount failed to aofile1/data, syserr = Input/output error
May 22 17:57:21 Tests-MacBook-Pro login[305]: DEAD_PROCESS: 305 ttys000