How to Fix Bug Check 0x9F: DRIVER_POWER_STATE_FAILURE



How to Fix Bug Check 0x9F: DRIVER_POWER_STATE_FAILURE QgEs4A2

This bug check has a value of 0x0000009F. This bug check indicates that the driver is in an inconsistent or invalid power state.

This error, which is also known as DRIVER POWER STATE FAILURE is usually triggered by a driver-related issue and usually appears after a fresh driver installation.

  • If you recently added hardware to the system, try removing or replacing it. Or check with the manufacturer to see if any patches are available.


  • If new device drivers or system services have been added recently, try removing or updating them. Try to determine what changed in the system that caused the new bug check code to appear.


  • Look in Device Manager to see if any devices are marked with the exclamation point (!). Review the events log displayed in driver properties for any faulting driver. Try updating the related driver.


  • Check the System Log in Event Viewer for additional error messages that might help pinpoint the device or driver that is causing the error.


  • To try and isolate the cause, temporally disable power save using control panel, power options. Some driver issues are related to the various states of system hibernation and the suspending and resumption of power.


  • You can try running the hardware diagnostics supplied by the system manufacturer.


  • Check with the manufacturer to see if an updated system BIOS or firmware is available.



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