Fixing Error 0xc000009a: Unable to launch application

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When you try to start a backup for a system protected by the Windows agent, backup errors occur with error codes 0x00000000 or 0xc000009a.

This error occurs on your PC when you try to install or update an application. This 0xc000009a error can occur in many places on your Windows PC system. You may have this type of error problem on your PC due to the complexity of a system error problem. This can be caused by a poorly configured system or by irregular entries in your Windows registry. This error means that a fatal error occurred when processing the recovery data.

A damaged profile of the game-related data is a possible reason why you may encounter this problem.

The error message looks exactly like this:

Unable to launch application (0xc000009a)

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To deactivate and reactivate hibernation

Click on Start with the left mouse button and type: cmd
In the displayed search results (must be at the top), right-click on cmd.exe and select Run as administrator.
Select YES for the User Account Control dialog box, if applicable.
In the Administrator:C:\Windows\System32\cmd.exe window, type : powercfg -h off and press Enter.
As soon as the cursor returns, type: powercfg -h to restore the sleep mode and create a new C:\hiberfil.sys.

Once the process is complete, check to see if the hibernation mode is now working without displaying the error code 0xc000009a when you continue.

Run the disk defragmentation or backup utilities on your Windows PC.


  1. Go to the Start menu
  2. Search or go to’Hard disk defragmentation’.
  3. Click on it and open it.
  4. Select the hard disk you want to defragment.
  5. Click on the options’Scan hard disks or Defragment hard disks’.
  6. Execute it and then
  7. Close the tab page
  8. That’s it, it’s done.

By running defragmentation of the disk of your entire PC to quickly correct this error and correct 0xc000009a Windows 7 code problem.

The computer is under memory pressure.

To get around this problem:

1. When the computer is under memory pressure, add additional memory.

2. Reduce your Miniport driver’s simultaneous I/O requirements by navigating to the following points

  • HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\\Parameter\Device\NumberInquiry.
  • Delete NumberOfRequests to use the default setting of 16, or change the data value REG_DWORD to a number between 15 and 255.

3. stop and restart.

NOTE: None of the drivers provided by Microsoft use NumberOfRequests.

If your Windows operating system has 0xc000009a, then you must take urgent action against it. 0xc000009a is not the kind of computer problem that will go away on its own. You should remove it as soon as possible to avoid further damage to your Windows operating system. In most cases, 0xc000009a is a devastating Windows problem that must be destroyed as soon as possible.

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