What is causing the ‘DiskPart has encountered an error: Access is denied’ error?
We looked into the issue closely by analyzing various user reports and the repair strategies that most affected users have successfully deployed in order to get the issue resolved. As it turns out, there are several different potential culprits that might end up triggering this particular error message: If you’re currently looking for potentials solutions that will allow you to bypass the ‘DiskPart has encountered an error: Access is denied’ error, this article will provide you with several troubleshooting guides. Down below, you’ll find several different methods that other users in a similar situation have confirmed to be effective in resolving this issue. For the best results, we advise you to follow the methods below in the order that they are presented. One of them is bound to fix the problem in your particular scenario.
Method 1: Running the Command Prompt with administrative privileges
The number one reason why this issue is occurring is that users forget that DiskPart requires administrative privileges in order to perform certain commands. In other words, you’ll need to ensure that you open an elevated Command Prompt that you use with DiskPart as admin in order to bypass the ‘DiskPart has encountered an error: Access is denied’ error. Here’s the quickest way to do this: If you’re still seeing the ‘DiskPart has encountered an error: Access is denied’ error, move down to the next method below.
Method 2: Removing the Write Protection from the drive
Another method that might just allow you to complete the DiskPart operation without seeing the ‘DiskPart has encountered an error: Access is denied’ error is to use remove the Write Protection. You can either do this directly via the DiskPart utility or by using the Registry Editor. Follow whichever guide is more convenable to your current situation to remove write protection and resolve the issue:
Disabling write protection via Diskpart
Disabling write protection via Registry Editor
If you’re still encountering the ‘DiskPart has encountered an error: Access is denied’ error, move down to the next method below.
Method 3: Using a 3-rd party tool to resize the partition (if applicable)
There are a few really good free 3-rd party tools that will allow you to resize partitions without using DiskPart. Several affected users have reported that going this route allowed them to complete the operation without encountering the ‘DiskPart has encountered an error: Access is denied’ error. After tested different freeware tools capable of getting the job done, we have settled on Partition Manager Free as the best tool for our particular needs. Here’s a quick guide on installing and using Partition Manager Free to resize a partition: Note: Partition editing has the potential of causing loss of data. Before you decide to go through with this, we advise you to back up your drive.
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