After upgrading the macOS Big Sur to a Mac recently, your device will use a Time Capsule or any other network storage device to backup all your existing data. If you are facing any issues with MacBook using Time Machine to create a new backup, you can fix that with the help of troubleshooting. This article will discuss some of the most common Time Machine errors and the ways to solve the issue. You can prevent any accidental or additional data loss with the help of troubleshooting processes.

Error Code 404

The time machine will fail to complete the backup to the drive when you try MacBook data recoveryIt is known as Error Code 404. To solve this error in the Time Machine, you need to type the following terminal command – 

clear; print ‘\e[3J’ && log show –predicate ‘subsystem == “”” –info –last 48h | grep -F ‘eMac’ | grep -Fv ‘etat’ | awk -F’]’ ‘{print substr($0,1,19), $NF}’ 

After typing this terminal command, you will know the log status of your Time Machine, and you can fix that issue related to the Time Machine 404 error. 

Error Code 92

The error code 92 means that the Time Machine fails to back up the drive, and you can see the phrase backup failed on the MacBook screen. To resolve this issue go to the Apple menu. Then select the system preferences. After entering this window:

  1. Click on Time Machine.
  2. Click on Add or Remove Backup Disk option.
  3. Select the backup disk
  4. Complete the process after clicking the Remove Disk button, which will stop the disk usage once you select Stop Using This Disk option.
  5. Go back to the Add or Remove Disk option, select the Time Machine disk and finally click on Use Disk to add the disk on the backup disk list to start using this backup drive. 

Error Code 512

This error code 512 also indicates an error in the Time Machine so that it cannot complete the backup. To solve the problem, delete the .sparsebundle file. After deleting the file, create the file in the local disk but not in the Time Machine disk by using the terminal command,

sudo hdiutil create -size 50g -type SPARSEBUNDLE -nospotlight – volname “Time Machine Backup” -fs “Case-sensitive Journaled HFS+” – verbose ./Computername_MACaddress

In this command, you can replace the size according to your preference and decide your volume name. In place of computer name and MAC address, type your address. 

To complete the procedure, log into the NAS in your MAC. After entering the NAS, create a user account and create a shared folder. After that, navigate the file by using Finder. You need to click on Go and then go to Connect to Server. To do that, type the following server address


Complete the process by clicking on Connect. A password will be required, enter it and save it in your keychain. 

Copy the sparse bundle file into the Time Machine shared folder, and the file will automatically get saved in your Home folder or the Users folder. You can check whether the file is protected under the correct user account by going on NAS. to complete the backup without any error. Now, you can open the Time Machine and select the Time Machine folder. 

Error Code 640 

In case of Error Code 640, the Time Machine will be unable to complete the backup. There is an easy solution to this problem. Find the menu bar on your MacBook, and then click on the Time Machine icon. Does this while holding the Option key. Finally, click on the Verify Backups to complete data recovery. 

Also Read: Common Causes of Server Data Loss and Ways to Recover

Error Code 112

When your Time Machine fails to backup all the files in the Time Capsule. A dialogue box will appear on the screen, and that will say

disk image ‘/Volumes/{name of disk}/{name of}.sparsebundle’ could not be accessed

To solve this problem, press and hold the option key present on your MacBook. Then click on the Time Machine icon present in the Menu bar. Select the Verify Backup option present in the Menu Bar and wait for the backup verification to complete. 

Also Read: A Guide to Recover Data from Corrupt or Crashed Hard Drive


This article will help you to resolve some of the standard Time Machine errors. When you lose the Time Machine data, you can count on the stellar data recovery process for the MAC devices such as Macbook, iMac, Mac mini, etc. You can recover the data from any of these devices quickly. If you see these error codes while retrieving the data, you can take help from data recovery experts working at Melbourne Data Recovery. The service is offered at a reasonable rate, and the issue will be resolved soon after you contact the data recovery service. The company cares for the customers and considers customer satisfaction as the priority. The executive of Melbourne Data Recovery will inform the customer about the charge required for the service offered. If you face any of the issues mentioned above or any other problems with your Time Machine, do not hesitate to contact the Melbourne Data Recovery service.