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How to Fix ERROR_DIR_NOT_ROOT 144 (0x90)
Double check the path of your folder you want to navigate to
4 min. read
Published onOctober 22, 2024
published onOctober 22, 2024
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The ERROR_DIR_NOT_ROOT with error code 144 (0x90) and error messageThe directory is not a subdirectory of the root directory, usually appears if the folder you’re trying to access or manipulate is not recognized as a subdirectory of the root folder; itshould be under.
You might see this error during file operations when the path you mentioned doesn’t match the designated structure. Before delving into the detailed steps, reboot your computer, as sometimes a simple restart can fix the file access issues.
How can I fix the ERROR_DIR_NOT_ROOT 144 (0x90)?
1. Check the path
You should also look for typos, missing slashes, or incorrect casing and ensure that the path you are using is complete.
2. Edit the permissions
To access a file or folder, you must have enough permissions to read, write, or execute the command. To check the permissions, follow these steps:
3. Check the main folder
First, check which folder is the root directory for that task or program. You can find this information in Program Files or the app settings.
Also, carefully examine the full path of the main folder and the folder you want to navigate to ensure the folder that you want to go to is inside the main folder. For example, if your root directory isE:\RootDirectory, then subdirectory or subfolder should be at this path:C:\RootDirectory\Subdirectory, however, if it is not, then you will encounter this error.
4. Check the file health
You must also be sure that the file or folder supports the operation you want to perform; next, run a disk check to ensure the file system is not corrupted. Follow the below-mentioned steps, but before that, create a backup of your important files:
To conclude, to fix the ERROR_DIR_NOT_ROOT 144 (0x90) issue, you must ensure the software causing the issue is up to date and that the file path you are using is correct. Next, you must reboot your PC before following the steps and check if the issue persists.
While you are here, don’t forget to check outall the reasons for BSoD occurrenceso you can take precautions and prevent these errors from reappearing. Before you leave, check out this detailed guideCRITICAL_INITIALIZATION_FAILURE.
If you have any other questions or concerns about the ERROR_DIR_NOT_ROOT BSoD error, feel free to mention them in the comments section below. We will be happy to help!
More about the topics:BSOD,BSoD error codes,BSoD errors,windows 10,Windows 11
Srishti Sisodia
Windows Software Expert
Srishti Sisodia is an electronics engineer and writer with a passion for technology. She has extensive experience exploring the latest technological advancements and sharing her insights through informative blogs.
Her diverse interests bring a unique perspective to her work, and she approaches everything with commitment, enthusiasm, and a willingness to learn. That’s why she’s part of Windows Report’s Reviewers team, always willing to share the real-life experience with any software or hardware product. She’s also specialized in Azure, cloud computing, and AI.
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Srishti Sisodia
Windows Software Expert
She is an electronics engineer and writer with a passion for technology. Srishti is specialized in Azure, cloud computing, and AI.
