The error code 0xc00000e9 comes in numerous form and it is basically a boot error code which you might notice while booting up your PC. This error code strikes with a cryptic message on a blank screen that says “The system registry file is corrupt or is missing”. It is one of the most common Windows error codes and it halts the users to access the computer files and data. This error code generally occurs due to memory space issues on your computer’s hard drive which is quite problematic while connecting a device to the PC. So, if you are one of that unlucky person and in want of a permanent solution to terminate this error, then you have landed on the right spot. In this content, we will explore all the probable causes and effective solutions to eliminate this error code as soon as possible.

Probable Causes for Why Error Code 0xc00000e9 Occurs?

If your PC is running by error code 0xc00000e9 or the boot BCD 0xc00000e9, then there might be several reasons behind this issue. In most of the cases, this issue mainly occurs when the integrity of the system files goes corrupted or is missing. Sometimes, if there is no connection between the hard drive and the motherboard, then it will cause error 0xc00000e9 on your Windows 10. The incorrect connection and disconnection of a removable storage device will also result in error 0xc00000e9. The damaged registry files or the damaged hard drive’s controller is another prime suspect for this error code. However, you can easily wrap this issue by implementing some of the effective methods that we will explore in the next segment.

Exclusive Methods to Fix Error Code 0xc00000e9:

We have arranged multiple methods to fix error code 0xc00000e9 on your Windows 10 in no time. You can go through either one of these solutions or all the solutions until you have the error code fixed.

Method 1: Repair your Computer with the Advanced Startup Feature

The advanced startup is an in-built feature in Windows 10 which is a centralized menu of recovery that allows the computer to heal several error codes regarding the Bootable error codes. Go through the steps below in order to accomplish the task.

1. At first, turn on your computer and drive your mouse towards the lower-right surface of the screen to open the Charms Bar.
2. When a new window opens, click on the Settings option from the list that appears.
3. Now, click on the Change PC Settings from the Settings tab on the left side of the window.
4. Click on the Update and Recovery feature again from the left panel of the window to perform the action.
5. Now, click on the Recovery option on the top-right corner of the window.
6. When the Advanced Startup screen appears on the window, click on Advanced Startup option and select the Restart Now button.
7. Wait for the Windows 10 to reboot. After that, the window will take you directly to the Advanced Startup feature.
8. Select the Automatic Repair option from the screen and follow the on-screen instructions to complete this method.

After successfully completing all the above steps, restart your computer and see if the error code exists on your Windows 10 or not. If still, the error code continues or the above method doesn’t work, try another solution below.

Method 2: Change the BIOS Settings on your Windows 10 Device

If the BIOS setting goes changed from the primary settings, then it will result in error code 0xc00000e9 on your device. You need to change all the settings to the default settings to get back your device as earlier. Go through the steps below in order to accomplish the task.

1. At first, if the computer is turned on, then simply restart the computer manually as usual.
2. When the computer starts and the logo appears on the screen, tap the F2 key immediately to enter the BIOS settings.
3. Now, when the BIOS page opens, drive to the Boot option by pressing the Alt+F2 key at the same time on your keyboard.
4. Make sure the primary Boot device is your hard drive and then use the Arrow keys to highlight the hard drive.
5. Move the hard drive to the top of the Boot list and save the changes that you have made.

After successfully completing all the above steps, restart your computer device and see if the error code is resolved. If still, the error code continues or the above method doesn’t work, try another solution below.

Method 3: Update the Drivers Directly from the Device Manager

A corrupted device driver or an outdated driver might also result in boot BCD 0xc00000e9 error on your Windows 10. You need to always updated with the drivers to prevent this type of error codes on your system. Follow the hacks below in order to accomplish the task.

Updating/Downloading the Driver Application

• At first, turn on your computer and tap the Windows Search button on the left-bottom corner of the window.
• Type Device Manager in the Search panel and tap the Enter key to open the action.
• Click the uppermost result and expand the section with the hardware that you want to update.
• Right-click the file you want to update and select Update Driver option from the top of the list.
• Click on Browse my computer for driver software option from the very bottom of the list. Then, click on the Browse button on the next screen.
• Browse and choose the Main folder with the driver application you have extracted the first time and click on OK.
• After that, check the include Subfolders to enable the Wizard and click on the Next key to download the newest version of the driver.
• After clicking the Next button, the Window’s page will automatically redirect you to the Download page on the web.
• Click on the Download button and click on Next option to begin the downloading for your driver.

Installing the Driver Application

• After the download completes, drive to that folder where you saved the “.exe” file of that driver application.
• Double click the file and select the Extract option to unzip the application file.
• Now, click on Next and tick the box to accept all the terms and conditions.
• Click on Run and then on Next option until the application starts installing.
• At last, click on the Finish button when the Driver installation completes.

After successfully completing all the above steps, do the same process one-by-one for all those drivers that need to be updated. Restart the computer and see if the error code boot BCD 0xc00000e9 is resolved or not. If still, the error code continues or the above method doesn’t work, try another solution below.

Method 4: Run a Disk Check Using “chkdsk” Feature on your Windows 10 PC

As we have mentioned above that the error 0xc00000e9 occurs due to the disk problem, you need to arrange a Disk Check to eliminate this error code on your PC. Now, go through the steps below in order to accomplish the task.

1. At first, turn on your computer and tap the Windows Start button on the left-bottom corner of the window.
2. Drive to the Quick Launch Toolbar option from the list and click on that option to open the action.
3. Now, Go to the main section to invoke This PC option from the list and then right-click on the menu to specify the Disk Memory.
4. After that, locate the Section Properties tool in the Section Error tab and click on Check option at the very bottom of the window.
5. Here you can see the computer will start Disk Checking automatically to detect the errors on your device.
6. After the scan gets completed, click on Show Results option at the very bottom of the window and click on Repair/Delete option.

After successfully completing all the above steps, the computer will say “Your drive is successfully scanned”. Then, you have to restart the computer and see if the error code exists or not. If still, the error is not resolved, try another solution below.

Method 5: Rebuild the BCD on your Windows 10

If none of the above methods worked, you need to reconstruct the BCD on your Windows 10 in order to eliminate this error code. Go through the steps below to accomplish the task.

1. At first, turn on your computer and insert the original installation DVD or the USB drive in the CD-Rom and restart the device manually.
2. Now, when the computer logo appears on the screen, press the F2 key to enter the Boot menu.
3. After that, click on Repair your computer option on the Installation screen and then click on the Command Prompt option.
4. Enter the following command “bootrec /FixMbr, bootrec /FixBoot, bootrec /ScanOs, bootrec /RebuildBcd” in the command box and tap the Enter key after each command.
5. Now, when the command process gets finished, remove the Installation DVD and type Exit and after that, press the Enter key.

After successfully completing all the above steps, restart your computer and see if the error code is fixed.

Summing Up

The Windows error code 0xc00000e9 can be easily bypassed if you keep focussing on your hard drive’s form and constantly updating the drivers and other software applications as well. We have shared all the possible methods to fix an unexpected i/o error 0xc00000e9 Windows 10 which is quite challenging among the users. You can go through either one of these solutions or all the solutions until you have the error code settled. In case, the boot BCD 0xc00000e9 error still persists or the above methods don’t work, there might be some other hardware issues or the hard drive you are using is gone corrupted or damaged. In that case, positively you can consult with an expert or take technical support for further assistance. Lastly, we counsel you to drop your valuable feedback below in the comment segment to let us know about your experience.