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.
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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
0x00000029 Security SystemThe SECURITY_SYSTEM bug check has a value of 0x00000029.Code reference0x0000002A Inconsistent IrpThe INCONSISTENT_IRP bug check has a value of 0x0000002A. This indicates that an IRP was found to contain inconsistent information.Code reference0x0000002B Panic Stack SwitchThe PANIC_STACK_SWITCH bug check has a value of 0x0000002B. This indicates that the kernel mode stack was overrun.Code reference0x0000002C Port Driver InternalThe PORT_DRIVER_INTERNAL bug check has a value of 0x0000002C.Code reference0x0000002D Scsi Disk Driver InternalThe SCSI_DISK_DRIVER_INTERNAL bug check has a value of 0x0000002D.Code reference0x0000002E Data Bus ErrorThe DATA_BUS_ERROR bug check has a value of 0x0000002E. This typically indicates that a parity error in system memory has been detected.Code reference0x0000002F Instruction Bus ErrorThe INSTRUCTION_BUS_ERROR bug check has a value of 0x0000002F.Code reference0x00000030 Set Of Invalid ContextThe SET_OF_INVALID_CONTEXT bug check has a value of 0x00000030. This indicates that the stack pointer in a trap frame had an invalid value.Code reference0x00000031 Phase0 Initialization FailedThe PHASE0_INITIALIZATION_FAILED bug check has a value of 0x00000031. This indicates that system initialization failed.Code reference0x00000032 Phase1 Initialization FailedThe PHASE1_INITIALIZATION_FAILED bug check has a value of 0x00000032. This indicates that system initialization failed.Code reference0x00000033 Unexpected Initialization CallThe UNEXPECTED_INITIALIZATION_CALL bug check has a value of 0x00000033.Code reference0x00000034 Cache ManagerThe CACHE_MANAGER bug check has a value of 0x00000034. This indicates that a problem occurred in the file system's cache manager.Code reference0x00000035 No More Irp Stack LocationsThe NO_MORE_IRP_STACK_LOCATIONS bug check has a value of 0x00000035. This bug check occurs when the IoCallDriver packet has no more stack locations…Code reference0x00000036 Device Reference Count Not ZeroThe DEVICE_REFERENCE_COUNT_NOT_ZERO bug check has a value of 0x00000036. This indicates that a driver attempted to delete a device object that still had…Code reference0x00000037 Floppy Internal ErrorThe FLOPPY_INTERNAL_ERROR bug check has a value of 0x00000037.Code reference0x00000038 Serial Driver InternalThe SERIAL_DRIVER_INTERNAL bug check has a value of 0x00000038.Code reference0x00000039 System Exit Owned MutexThe SYSTEM_EXIT_OWNED_MUTEX bug check has a value of 0x00000039. This indicates that the worker routine returned without releasing the mutex object that…Code reference0x0000003A System Unwind Previous UserThe SYSTEM_UNWIND_PREVIOUS_USER bug check has a value of 0x0000003A.Code reference0x0000003B System Service ExceptionThe SYSTEM_SERVICE_EXCEPTION bug check has a value of 0x0000003B. This indicates that an exception happened while executing a routine that transitions…Researched guide0x0000003C Interrupt Unwind AttemptedThe INTERRUPT_UNWIND_ATTEMPTED bug check has a value of 0x0000003C.Code reference0x0000003D Interrupt Exception Not HandledThe INTERRUPT_EXCEPTION_NOT_HANDLED bug check has a value of 0x0000003D. This indicates that the exception handler for the kernel interrupt object…Code reference0x0000003E Multiprocessor Configuration Not SupportedThe MULTIPROCESSOR_CONFIGURATION_NOT_SUPPORTED bug check has a value of 0x0000003E. This indicates that the system has multiple processors, but they are…Code reference0x0000003F No More System PtesThe NO_MORE_SYSTEM_PTES bug check has a value of 0x0000003F. This is the result of a system which has performed too many I/O actions. This has resulted…Code reference0x00000040 Target Mdl Too SmallThe TARGET_MDL_TOO_SMALL bug check has a value of 0x00000040. This indicates that a driver has improperly used IoBuildPartialMdl .Code reference0x00000041 Must Succeed Pool EmptyThe MUST_SUCCEED_POOL_EMPTY bug check has a value of 0x00000041. This indicates that a kernel-mode thread has requested too much must-succeed pool.Code reference0x00000042 Atdisk Driver InternalThe ATDISK_DRIVER_INTERNAL bug check has a value of 0x00000042.Code reference0x00000043 No Such PartitionThe NO_SUCH_PARTITION bug check has a value of 0x00000043.Code reference0x00000044 Multiple Irp Complete RequestsThe MULTIPLE_IRP_COMPLETE_REQUESTS bug check has a value of 0x00000044. This indicates that a driver has tried to request an IRP be completed that is…Code reference0x00000045 Insufficient System Map RegsThe INSUFFICIENT_SYSTEM_MAP_REGS bug check has a value of 0x00000045.Code reference0x00000046 Deref Unknown Logon SessionThe DEREF_UNKNOWN_LOGON_SESSION bug check has a value of 0x00000046.Code reference0x00000047 Ref Unknown Logon SessionThe REF_UNKNOWN_LOGON_SESSION bug check has a value of 0x00000047.Code reference0x00000048 Cancel State In Completed IrpThe CANCEL_STATE_IN_COMPLETED_IRP bug check has a value of 0x00000048. This indicates that an I/O request packet (IRP) was completed, and then was…Code reference0x00000049 Page Fault With Interrupts OffThe PAGE_FAULT_WITH_INTERRUPTS_OFF bug check has a value of 0x00000049.Code reference0x0000004A Irql Gt Zero At System ServiceThe IRQL_GT_ZERO_AT_SYSTEM_SERVICE bug check has a value of 0x0000004A. This indicates that a thread is returning to user mode from a system call when…Code reference0x0000004B Streams Internal ErrorThe STREAMS_INTERNAL_ERROR bug check has a value of 0x0000004B.Code reference0x0000004C Fatal Unhandled Hard ErrorThe FATAL_UNHANDLED_HARD_ERROR bug check has a value of 0x0000004C.Code reference0x0000004D No Pages AvailableThe NO_PAGES_AVAILABLE bug check has a value of 0x0000004D. This indicates that no free pages are available to continue operations.Code reference0x0000004E Pfn List CorruptThe PFN_LIST_CORRUPT bug check has a value of 0x0000004E. This indicates that the page frame number (PFN) list is corrupted.Researched guide0x0000004F Ndis Internal ErrorThe NDIS_INTERNAL_ERROR bug check has a value of 0x0000004F.Code reference0x00000050 Page Fault In Nonpaged AreaThe PAGE_FAULT_IN_NONPAGED_AREA bug check has a value of 0x00000050. This indicates that invalid system memory has been referenced. Typically the memory…Researched guide
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