error 11:56:25.873351-0500 tccd identifier=com.apple.prefs.backup.remoteservice, pid=554, auid=502, euid=502, binary_path=/System/Library/PreferencePanes/TimeMachine.prefPane/Contents/XPCServices/com.apple.prefs.backup.remoteservice.xpc/Contents/MacOS/com.apple.prefs.backup.remoteservice attempted to call TCCAccessRequest for kTCCServiceAccessibility without the recommended com.apple.private.tcc.manager.check-by-audit-token entitlement error 11:56:45.049819-0500 com.apple.prefs.backup.remoteservice AddInstanceForFactory: No factory registered for id F8BB1C28-BAE8-11D6-9C31-00039315CD46 fault 11:56:46.277816-0500 com.apple.prefs.backup.remoteservice error 12:02:09.133764-0500 tccd Refusing TCCAccessRequest for service kTCCServiceAddressBook from client Sub:{/System/Library/CoreServices/backupd.bundle/Contents/Resources/backupd}Resp:{identifier=com.apple.backupd, pid=467, auid=0, euid=0, binary_path=/System/Library/CoreServices/backupd.bundle/Contents/Resources/backupd} in background session error 12:02:09.166496-0500 tccd Refusing TCCAccessRequest for service kTCCServiceCalendar from client Sub:{/System/Library/CoreServices/backupd.bundle/Contents/Resources/backupd}Resp:{identifier=com.apple.backupd, pid=467, auid=0, euid=0, binary_path=/System/Library/CoreServices/backupd.bundle/Contents/Resources/backupd} in background session error 12:02:09.174644-0500 tccd Refusing TCCAccessRequest for service kTCCServiceReminders from client Sub:{/System/Library/CoreServices/backupd.bundle/Contents/Resources/backupd}Resp:{identifier=com.apple.backupd, pid=467, auid=0, euid=0, binary_path=/System/Library/CoreServices/backupd.bundle/Contents/Resources/backupd} in background session error 12:02:13.667000-0500 backupd Encountered read failure 5 Input/output error error 12:02:13.668309-0500 backupd Failed to read data from checkpoint at path /Volumes/Backups of JMacBookPro/2021-01-05-173949.interrupted/.com.apple.timemachine.checkpoint error: Error Domain=NSCocoaErrorDomain Code=512 "The file â .com.apple.timemachine.checkpointâ couldnâ t be saved in the folder â 2021-01-05-173949.interruptedâ ." UserInfo={NSFilePath=/Volumes/Backups of JMacBookPro/2021-01-05-173949.interrupted/.com.apple.timemachine.checkpoint, NSUnderlyingError=0x7f981e90fc60 {Error Domain=NSPOSIXErrorDomain Code=5 "Input/output error"}} error 12:02:13.668649-0500 backupd Encountered read failure 5 Input/output error error 12:02:13.669145-0500 backupd Failed to read data from checkpoint at path /Volumes/Backups of JMacBookPro/2021-01-06-171408.interrupted/.com.apple.timemachine.checkpoint error: Error Domain=NSCocoaErrorDomain Code=512 "The file â .com.apple.timemachine.checkpointâ couldnâ t be saved in the folder â 2021-01-06-171408.interruptedâ ." UserInfo={NSFilePath=/Volumes/Backups of JMacBookPro/2021-01-06-171408.interrupted/.com.apple.timemachine.checkpoint, NSUnderlyingError=0x7f981cc1ac10 {Error Domain=NSPOSIXErrorDomain Code=5 "Input/output error"}} error 12:02:13.669543-0500 backupd Encountered read failure 5 Input/output error error 12:02:13.669924-0500 backupd Failed to read data from checkpoint at path /Volumes/Backups of JMacBookPro/2021-01-07-082915.interrupted/.com.apple.timemachine.checkpoint error: Error Domain=NSCocoaErrorDomain Code=512 "The file â .com.apple.timemachine.checkpointâ couldnâ t be saved in the folder â 2021-01-07-082915.interruptedâ ." UserInfo={NSFilePath=/Volumes/Backups of JMacBookPro/2021-01-07-082915.interrupted/.com.apple.timemachine.checkpoint, NSUnderlyingError=0x7f981cf1d1a0 {Error Domain=NSPOSIXErrorDomain Code=5 "Input/output error"}} error 12:02:14.778124-0500 backupd Error writing exclusions cache at /Volumes/Backups of JMacBookPro/2021-01-07-120213.inprogress/.exclusions.plist : Error Domain=NSPOSIXErrorDomain Code=5 "Input/output error" UserInfo={_kCFStreamErrorCodeKey=5, _kCFStreamErrorDomainKey=1} error 12:02:14.778235-0500 backupd Failed to write exclusions cache. Continuing anyway. error 12:02:14.779304-0500 backupd Encountered write failure 5 Input/output error error 12:02:14.807229-0500 backupd Failed to update checkpoint /Volumes/Backups of JMacBookPro/2021-01-07-120213.inprogress/.com.apple.timemachine.checkpoint, exception: *** -[NSConcreteFileHandle writeData:]: Input/output error error 12:02:14.960031-0500 backupd Error writing event cache at /Volumes/Backups of JMacBookPro/2021-01-07-120213.inprogress/.AB62B92F-9E1F-392D-B990-E3E0368AF2FB.eventdb : Error Domain=NSPOSIXErrorDomain Code=5 "Input/output error" UserInfo={_kCFStreamErrorCodeKey=5, _kCFStreamErrorDomainKey=1} error 12:04:51.307373-0500 backupd F_FULLFSYNC failed - error: 5 Input/output error error 12:04:51.310636-0500 backupd Invalid mountpoint '/Volumes/Backups of JMacBookPro' - failed to open '/Volumes/Backups of JMacBookPro/.iotest', error: 5 Input/output error error 12:04:51.310807-0500 backupd Failed to copy '/Volumes/com.apple.TimeMachine.localsnapshots/Backups.backupdb/JMacBookPro/2021-01-07-120213/Macintosh HD - Data/usr'to '/Volumes/Backups of JMacBookPro/2021-01-07-120213.inprogress/Macintosh HD - Data', error: -36, srcErr: NO error 12:04:51.313740-0500 backupd Failed to set string value '2021-01-07-120451,3,0,0,2,0,0,0' for extended attribute 'com.apple.timemachine.private.directorycompletiondate' on '/Volumes/Backups of JMacBookPro/2021-01-07-120213.inprogress/Macintosh HD - Data', error: 5 Input/output error error 12:04:51.313816-0500 backupd Failed to set checkpoint marker for directory at /Volumes/Backups of JMacBookPro/2021-01-07-120213.inprogress/Macintosh HD - Data error: Error Domain=NSPOSIXErrorDomain Code=5 "Input/output error" error 12:04:51.514091-0500 backupd Copy stage failed with error: Error Domain=com.apple.backupd.ErrorDomain Code=11 "(null)" error 12:04:52.963264-0500 backupd Invalid mountpoint '/Volumes/Backups of JMacBookPro' - failed to open '/Volumes/Backups of JMacBookPro/.iotest', error: 5 Input/output error error 12:04:52.963362-0500 backupd Backup failed because the destination disk was ejected or disconnected unexpectedly! error 12:04:53.065709-0500 backupd Backup failed (27: BACKUP_FAILED_DISK_INTERRUPTION - The connection to the backup disk was interrupted.) error 12:04:54.329881-0500 backupd Diskmanagement failed to unmount disk '/Volumes/.timemachine/APTC._afpovertcp._tcp.local./B910BCDD-DA62-4F19-B06F-8C1266400567/Data', error: { Action = Unmount; Dissenter = 1; DissenterPID = 995; DissenterPPID = 1; DissenterStatus = 49168; Target = "file:///Volumes/.timemachine/APTC._afpovertcp._tcp.local./B910BCDD-DA62-4F19-B06F-8C1266400567/Data/"; } error 12:04:54.330969-0500 backupd Failed to unmount '/Volumes/.timemachine/APTC._afpovertcp._tcp.local./B910BCDD-DA62-4F19-B06F-8C1266400567/Data', error: Error Domain=com.apple.diskmanagement Code=0 "No error" UserInfo={NSDebugDescription=No error, NSLocalizedDescription=No Error.}