3 Effective Solutions to Fix ‘Invalid B-tree Node Size’ Error on Mac

Understanding Invalid B-tree Node Size Error

There are many Mac users that don’t really understand the error and what it can impact on your Mac device. So first of all, whenever a Mac user saves a document, the Mac operating systems will create a unique entry for this particular folder by using the B-tree format. When the user is accessing the file in the future, B-tree will help Mac to navigate the specific file.

Therefore, when the B-tree is corrupted, the Mac device will not be able to find the file in the file system. We will show you an example of the error faced by one of our Mac users below:

After understanding the invalid B-tree node size error, you will need to learn the common factors for the error to occur on your Mac device!

Übliche Faktoren

We had collected multiple pieces of information from many resources and we came up with a list of the common factors such as:

1. The B-tree structure is broken.
2. File system corrupted.
3. The file catalog node is damaged.
4. Inappropriate shutdown.
5. File corrupted.
6. Operating system malfunction.
7. Viren- oder Malware-Angriff.

3 Effective Solutions to Fix Invalid B-tree Node Size Error On Mac

When you are faced with the error, your Mac will crash or the file is inaccessible for some time. So follow the solutions below to fix the invalid B-tree node size error now!

Solution 1: Disk Utility

Festplattendienstprogramm is the best built-in tool in macOS to fix any unnecessary problems which include hard drive problems too.

Schritt 1. From the Apfel menu, click on Neu starten.

Schritt 2. Eintippen Festplattendienstprogramm in dem Suche menu and tap on the Eintreten key.

Schritt 3. Find the Disk with the error and choose Erste Hilfe.

Schritt 4. Klicken Sie zuletzt auf Lauf um den Betrieb zu starten.

After executing the first aid, macOS will look deep into the hard drive and start fixing the error as soon as possible. But if you encounter the Disk Utility failed to repair disk error, you can click the link of the article to look for methods: Beste Lösungen zur Behebung des Festplatten-Dienstprogramms, das diesen Festplattenfehler auf dem Mac nicht reparieren konnte.

Solution 2: FSCK Command

File System Consistency Check (FSCK) is a command utility tool in macOS to check any file system error on any Apple device.

Schritt 1.Login to the Single-user mode with your user account password.

Schritt 2.Choose to Neustart the device and on the restarting screen, hold the Befehl und S Schlüssel zusammen.

Schritt 3. Geben Sie den Befehl ein: /sbin/fsck–fy in the command box and Eintreten weitermachen.

Schritt 4.Eintippen Neustart und klicke auf Eintreten key again.

Suppose that both the solutions above are not able to fix the invalid B-tree node size error on Mac, then the only last way is to reformat the Mac system but you will need to backup all your data in the hard drive first. This is because reformating Mac will end up cleaning all the data in the hard drive too so follow the data recovery step below to prevent any data loss.

Data Recovery: Mac-Datenwiederherstellung Tool

The best tool to perform data recovery on Mac is Bitwar Datenwiederherstellungssoftware für Mac. It is powerful and efficient to restore any type of data such as images, docs, videos, files from both internal or external devices such as SD cards, external hard drives, USB flash drives, memory cards and others.

Follow the guided steps below to backup data from the hard drive on Mac:

Schritt 1: Gehe zu Bitwarsoft Download-Center to download and install the Mac data recovery tool on Mac.

Schritt 2: Verbinden the external hard drive to your device and Start die Software.

Schritt 3: Wähle aus Festplatte aus der Liste der Partitionen und klicken Sie auf nächste.

Schritt 4: Please select Schneller Scan if it isn’t able to scan any result, then try with Tiefen-Scan.

Schritt 5: Select your desired Datentypen und klicke nächste wieder.

Schritt 6: Vorschau the scan results and click the genesen button to recover the selected files.

Solution 3: Reformat Mac Device

Before we proceed to reformat your Mac device, please remember to backup all your data and files again by following the data recovery steps above to ensure your data is safe and secure.

Schritt 1. Lauf Festplattendienstprogramm auf dem Mac.

Schritt 2.From the left sidebar choose the external drive icon and click erase.

Schritt 3.Weiter zum Volume format und wähle macOS extended.

Schritt 4. Type a new name and the Name will be displayed on the screen.

Schritt 5. Finally, tap on the erase Taste.

Learn Solutions Now!

After learning all the effective solutions from above, all Mac users will be able to fix the invalid B-tree node size error and just in case you forget to back up the data before reformating the device, remember to use the Mac data recovery tool mentioned above to retrieve any lost file back!