Browse 379 distinct blue screen and stop codes in groups of 40. Each entry has an exact code, source level, and a code-specific page. Confirm the screen or application before choosing a repair.
Protect your files first
Back up important files when possible. If the drive is encrypted, locate the BitLocker recovery key before recovery changes. Stop if storage appears to be failing or this is a work or school managed PC.
Advertisement
Find an exact code
Use a code and its error family together. Decimal Win32 values, stop codes, HRESULTs, and event IDs can overlap numerically.
Code reference pages
0x00000189 Bad Object HeaderThe BAD_OBJECT_HEADER bug check has a value of 0x00000189. This indicates that The OBJECT_HEADER has been corrupted.Code reference0x0000018B Secure Kernel ErrorThe SECURE_KERNEL_ERROR bug check has a value of 0x0000018B. This indicates that the secure kernel has encountered a fatal error.Code reference0x0000018C Hyperguard ViolationThe HYPERGUARD_VIOLATION bug check has a value of 0x0000018C. This indicates that the kernel has detected that critical kernel code or data have been…Code reference0x0000018D Secure Fault UnhandledThe SECURE_FAULT_UNHANDLED bug check has a value of 0x0000018D.Code reference0x0000018E Kernel Partition Reference ViolationThe KERNEL_PARTITION_REFERENCE_VIOLATION bug check has a value of 0x0000018E.Code reference0x00000191 Pf Detected CorruptionThe PF_DETECTED_CORRUPTION bug check has a value of 0x00000191.Code reference0x00000192 Kernel Auto Boost Lock Acquisition With Raised IrqlThe KERNEL_AUTO_BOOST_LOCK_ACQUISITION_WITH_RAISED_IRQL bug check has a value of 0x00000192. This indicates that a lock tracked by AutoBoost was acquired…Code reference0x00000196 Loader Rollback DetectedThe LOADER_ROLLBACK_DETECTED bug check has a value of 0x00000196. This indicates that the version of the OS loader does not match the operating system.Code reference0x00000197 Win32K Security FailureThe WIN32K_SECURITY_FAILURE bug check has a value of 0x00000197. This indicates a security failure was detected in win32k.Code reference0x00000199 Kernel Storage Slot In UseThe KERNEL_STORAGE_SLOT_IN_USE bug check has a value of 0x00000199. This indicates that the storage slot cannot be freed because there is an object using…Code reference0x0000019A Worker Thread Returned While Attached To SiloThe WORKER_THREAD_RETURNED_WHILE_ATTACHED_TO_SILO bug check has a value of 0x0000019A. This indicates that a worker thread attached to a silo and did not…Code reference0x0000019B Ttm Fatal ErrorThe TTM_FATAL_ERROR bug check has a value of 0x0000019B. This indicates that the terminal topology manager experienced a fatal error.Code reference0x0000019C Win32K Power Watchdog TimeoutThe WIN32K_POWER_WATCHDOG_TIMEOUT bug check has a value of 0x0000019C. This indicates that Win32k did not turn the monitor on in a timely manner.Code reference0x000001A0 Ttm Watchdog TimeoutThe TTM_WATCHDOG_TIMEOUT bug check has a value of 0x000001A0. It indicates that the terminal topology manager detected that for the configured timeouts…Code reference0x000001A2 Win32K Callout Watchdog BugcheckThe WIN32K_CALLOUT_WATCHDOG_BUGCHECK live dump has a value of 0x000001A2. It indicates that a callout to Win32k did not return promptly.Code reference0x000001AA Exception On Invalid StackThe EXCEPTION_ON_INVALID_STACK bug check has a value of 0x000001AA. This BugCheck indicates that exception dispatch crossed over into an invalid kernel…Code reference0x000001AB Unwind On Invalid StackThe UNWIND_ON_INVALID_STACK bug check has a value of 0x000001AB. It indicates that an attempt was made to access memory outside of the valid kernel stack…Code reference0x000001C6 Fast Eresource Precondition ViolationThe FAST_ERESOURCE_PRECONDITION_VIOLATION bug check has a value of 0x000001C6. It indicates that a current thread is performing an invalid call to a fast…Code reference0x000001C7 Store Data Structure CorruptionThe STORE_DATA_STRUCTURE_CORRUPTION bug check has a value of 0x000001C7. It indicates that the store component detected a corruption in its data…Code reference0x000001C8 Manually Initiated Power Button HoldThe MANUALLY_INITIATED_POWER_BUTTON_HOLD has a value of 0x000001C8.Code reference0x000001CA Synthetic Watchdog TimeoutThe SYNTHETIC_WATCHDOG_TIMEOUT bug check has a value of 0x000001CA. A system wide watchdog has expired. This indicates that the system is hung and not…Code reference0x000001CB Invalid Silo DetachThe INVALID_SILO_DETACH bug check has a value of 0x000001CB. It indicates that a thread failed to detach from a silo before exiting.Code reference0x000001CD Invalid Callback Stack AddressThe INVALID_CALLBACK_STACK_ADDRESS bug check has a value of 0x000001CD. The callback stack is a user mode address which is illegal.Code reference0x000001CE Invalid Kernel Stack AddressThe INVALID_KERNEL_STACK_ADDRESS bug check has a value of 0x000001CE. An invalid initial kernel stack address was encountered during the context switch.Code reference0x000001CF Hardware Watchdog TimeoutThe HARDWARE_WATCHDOG_TIMEOUT bug check has a value of 0x000001CF. This indicates that the system is hung and not processing timer ticks.Code reference0x000001D0 Cpi Firmware Watchdog TimeoutThe ACPI_FIRMWARE_WATCHDOG_TIMEOUT bug check has a value of 0x000001D0.Code reference0x000001D2 Worker Thread Invalid StateThe WORKER_THREAD_INVALID_STATE bug check has a value of 0x000001D2.Code reference0x000001D3 Wfp Invalid OperationThe WFP_INVALID_OPERATION bug check has a value of 0x000001D3. This indicates that a Windows Filtering Platform callout performed an invalid operation.Code reference0x000001D5 Driver Pnp WatchdogThe DRIVER_PNP_WATCHDOG bug check has a value of 0x000001D5. This indicates that a driver has failed to complete a PnP operation within a specific time.Code reference0x000001D6 Worker Thread Returned With Non Default Workload ClassThe WORKER_THREAD_RETURNED_WITH_NON_DEFAULT_WORKLOAD_CLASS bug check has a value of 0x000001D6. It indicates that a worker thread changed its workload…Code reference0x000001D7 Efs Fatal ErrorThe EFS_FATAL_ERROR bug check has a value of 0x000001D7. It indicates that an EFS error condition has occurred such that cannot be handled without data…Code reference0x000001D8 Ucmucsi FailureThe UCMUCSI_FAILURE bug check has a value of 0x000001D8. It indicates that the UCSI class extension has encountered an error.Code reference0x000001D9 Hal Iommu Internal ErrorThe HAL_IOMMU_INTERNAL_ERROR bug check has a value of 0x000001D9. It indicates that an internal error was detected in the HAL IOMMU library.Code reference0x000001DA Hal Blocked Processor Internal ErrorThe HAL_BLOCKED_PROCESSOR_INTERNAL_ERROR has a value of 0x000001DA. It indicates that an internal error was detected in the blocked processor library.Code reference0x000001DB Ipi Watchdog TimeoutThe IPI_WATCHDOG_TIMEOUT bug check has a value of 0x000001DB. It indicates that a processor has been stuck in an IPI loop for more than the allowed time.Code reference0x000001DC Dma Common Buffer Vector ErrorThe DMA_COMMON_BUFFER_VECTOR_ERROR bug check has a value of 0x000001DC. It indicates that a driver has misused the DMA vectored common buffer APIs.Code reference0x000001DD Bugcode Mbbadapter DriverThe BUGCODE_MBBADAPTER_DRIVER bug check has a value of 0x000001DD. This indicates that the operating system encountered an error caused by a networking…Code reference0x000001DE Bugcode Wifiadapter DriverThe BUGCODE_WIFIADAPTER_DRIVER bug check has a value of 0x000001DE. This indicates that the operating system encountered an error caused by a networking…Code reference0x000001DF Processor Start TimeoutThe PROCESSOR_START_TIMEOUT bug check has a value of 0x000001DF. This indicates a processor failed to start in the allowed time. The processor start…Code reference0x000001E4 Video Dxgkrnl Sysmm Fatal ErrorThe VIDEO_DXGKRNL_SYSMM_FATAL_ERROR bug check has a value of 0x000001E4. This indicates that the Microsoft DirectX graphics kernel system memory manager…Code reference
Keep track of your checks
This checklist stays in this browser session. It is not sent to WinErrors.
Advertisement