[SIZE=4]I have been experiencing this issue intermittently for a long time. Sometimes it will happen several times in a day and then not happen for a week or more.[/SIZE]\nWhoCrashed finds no offending drivers and so I am at a loss.\n\n[SIZE=5][B]System Information (local)[/B][/SIZE]\nComputer name: XXXXXXXX\nWindows version: Windows 10 , 10.0, build: 17134\nWindows dir: C:\Windows\nHardware: All Series, ASUS, ASUSTeK COMPUTER INC., X99-DELUXE\nCPU: GenuineIntel Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz Intel586, level: 6\n12 logical processors, active mask: 4095\nRAM: 34267729920 bytes (31.9GB)\n\n[B]On Tue 1/8/2019 12:55:27 PM your computer crashed or a problem was reported[/B]\ncrash dump file: C:\Windows\Minidump\010819-18500-01.dmp\nThis was probably caused by the following module: [URL='http://www.google.com/search?q=ntoskrnl.exe']ntoskrnl.exe[/URL] (nt+0x1AA0A0) \nBugcheck code: 0x9F (0x3, 0xFFFFBE01DCBA3E20, 0xFFFF9208AD0538D0, 0xFFFFBE01E59E7AB0)\nError: [URL='http://www.google.com/search?q=MSDN+bugcheck+DRIVER_POWER_STATE_FAILURE']DRIVER_POWER_STATE_FAILURE[/URL]\nfile path: C:\Windows\system32\ntoskrnl.exe\nproduct: [URL='http://www.google.com/search?q=Microsoft%C2%AE%20Windows%C2%AE%20Operating%20System']Microsoft® Windows® Operating System[/URL]\ncompany: [URL='http://www.google.com/search?q=Microsoft%20Corporation']Microsoft Corporation[/URL]\ndescription: NT Kernel & System\nBug check description: This bug check indicates that the driver is in an inconsistent or invalid power state. A device object has been blocking an IRP for too long a time. \nThis is likely to be caused by a hardware problem. \nThe crash took place in the Windows kernel. Possibly this problem is caused by another driver that cannot be identified at this time.