Fix Microsoft OneNote Invalid Notebook Name Error

The old way of carrying a notebook has faded away with the booming online industry. Thanks to Microsoft’s OneNote, you can organize your notes into sections and pages. Though MS OneNote is useful in several ways, some users have reported the invalid Notebook name OneNote error while using the platform. If you are also dealing with the same issue, this guide will help you fix it.

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How to Fix Microsoft OneNote Invalid Notebook Name Error

The invalid Notebook name error in OneNote arises when either the application needs an update or repair or due to corrupt installation files. This error prevents OneNote users from creating new Notebooks and syncing the OneNote app on Windows 10 computers. This error is usually encountered when a user tries to create a blank Notebook. We bring you a perfect guide that will fix the Invalid Notebook name in OneNote error.

Quick Answer

Try a different Notebook name and update Microsoft OneNote app. You can also repair the OneNote app by following these steps:

1. Open Programs and Features window.

2. Select Microsoft Office program and right-click on it.

3. Then, click on Change option.

4. Select Quick Repair option and click on Repair.

What Causes Invalid Notebook Name OneNote Error?

OneNote’s invalid Notebook name error is common to encounter for a variety of reasons listed below:

Unavailability of the specified location
Permission not available to modify the specified location
Invalid character names in the path or notebook name
Outdated OneNote application
Corrupt cache of OneNote application
Maximum path length exceeded by the combined path and notebook name
Corrupt installation of OneNote
Corrupt installation of Microsoft Office

Now that you are aware of the invalid name error on OneNote and the reasons that cause it, it is time to address and fix the issue on your PC. We have listed some commonly used methods to resolve this error below that you can try in the order and manner they are presented.

Method 1: End OneNote Process in Task Manager

Starting with, you should end the OneNote app process in the task manager of your computer. This will help you to start the app freshly while eliminating minor bugs and glitches that may be preventing you from naming the Notebook. Ending any process in the task manager utility of a Windows PC is extremely easy. You can check its thorough process by reading our guide on How to End Task in Windows 10.

Method 2: Change Notebook Name

Invalid Notebook name OneNote error can also come up due to invalid characters in the name of Notebook. Notebook names in the OneNote application must be unique and contain only letters and numbers. Therefore, you should change the Notebook name if contains any special characters.

Also Read: Fix Office 365 Error 70003: Your Organization Has Deleted This Device

Method 3: Update OneNote

Invalid Notebook name is an issue that is a symptom of an outdated OneNote application. Some utilities on your device can prevent OneNote from updating itself. Therefore, you should update the app manually to the latest build available in order to fix this error.

1. First, launch the OneNote app on your PC.

2. Now, click on the File tab at the top left corner of the screen.

3. Next, click on Account at the bottom.

4. Now, click on Update Options to open the drop-down menu.

5. Finally, click on Update Now to install the newest version available for OneNote.

Once the update has been downloaded, restart your computer and run OneNote again to check if the invalid Notebook name error has been resolved.

Method 4: Clear OneNote Cache

OneNote cache files are important as they store offline edits. On clearing this cache, changes synchronized on the app are removed. However, to fix the invalid Notebook name OneNote, clearing the OneNote cache is important as it can become corrupt after long-term use of the app. So, move forward with clearing this cache with the help of the following steps:

1. First, launch the OneNote app on your PC and click on the File tab at the top.

2. Now, select Options at the bottom and open Save & Backup from the options in the left pane.

3. Now, under the Cache file location, note down the cache location of the app on your PC.

4. Then, close the app and navigate to the following path.

C:\Users\<user>\AppData\Local\Microsoft\OneNote\16.0

5. Now, right-click on the Cache folder.

6. Finally, click on Delete to remove the OneNote cache from your device.

Also Read: Fix Your Microsoft Exchange Administrator Has Blocked This Version of Outlook

Method 5: Repair OneNote Desktop Version

The next logical step is to repair the OneNote installation on your PC. As corrupt app files are one of the main reasons behind the invalid Notebook name error, you must start by repairing the desktop version of the application first. You can repair the app on your Windows 10 PC with the help of the following steps:

1. Open a Run dialog box by pressing Windows + R keys together.

2. Now, type appwiz.cpl in the dialog box and hit Enter key to open the Programs and Features window.

3. Locate the Microsoft Office installation, and right-click on it.

4. Now, click on Change and then select Quick Repair.

5. Next, click on Repair and wait for the process to complete.

Once the repair has been done, restart your PC and check if the error has been fixed.

Method 6: Repair OneNote UWP Version

Once the desktop version of the app has been fixed, it is time to repair the OneNote UWP version in order to fix the invalid Notebook name OneNote error. To repair the OneNote UWP version, follow the instructions given below:

1. Press Windows + R keys simultaneously to Open the Run Dialog box.

2. Now, type ms-settings:appsfeatures in the dialog box and hit Enter key.

3. Next, locate OneNote in the window and click on it.

4. Then, click on the Advanced options hyperlink.

5. Next, locate Reset in the window and click on the Repair button.

Finally, when the repair process is complete, restart the PC and check if the error has been resolved.

Also Read: 8 Ways to Troubleshoot Microsoft Office Setup Error Code 30180-4

Method 7: Reinstall Microsoft Office

Finally, if the invalid Notebook name OneNote error persists, then you can try reinstalling MS Office on your system. This method will help to fix corrupt files of the program and a fresh installation of Office will also resolve bugs and minor issues that are preventing you to create a new Notebook in OneNote. You can follow the instructions below and reinstall MS Office on your Windows computer:

Note: You must only attempt this method if you have the required MS Office Disk or Product Code.

1. Access the Control Panel of your Windows PC and select Uninstall a program option in it.

2. Now, right-click on the Microsoft Office program in the window and select Uninstall.

3. Next, follow the on-screen instructions given by Uninstall Wizard.

4. Then, access the official website of Microsoft Office 365 and download the application on your PC.

5. You can also use MS Office Installation CD to get the application.

6. Finally, follow the Installation Wizard to complete the process and launch the app to check if the OneNote invalid name error in Notebook has been resolved.

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This brings us to the end of our guide on invalid Notebook name OneNote error. We hope that you were able to resolve the error code with the help of different methods provided in the doc. Do let us know your thoughts and share your other queries with us by leaving your comments below.