Error Code PortalError code search
Search by code or error message to find official explanations and troubleshooting or diagnostic links.
Search runs in your browser. The same number can have different meanings in different products.
Code list
4,836 results- 10760x00000434 · 0x434ERROR_BOOT_ALREADY_ACCEPTED
The current boot has already been accepted for use as the last-known-good control set.
MicrosoftWindows Win32 - 10770x00000435 · 0x435ERROR_SERVICE_NEVER_STARTED
No attempts to start the service have been made since the last boot.
MicrosoftWindows Win32 - 10780x00000436 · 0x436ERROR_DUPLICATE_SERVICE_NAME
The name is already in use as either a service name or a service display name.
MicrosoftWindows Win32 - 10790x00000437 · 0x437ERROR_DIFFERENT_SERVICE_ACCOUNT
The account specified for this service is different from the account specified for other services running in the same process.
MicrosoftWindows Win32 - 10800x00000438 · 0x438ERROR_CANNOT_DETECT_DRIVER_FAILURE
Failure actions can only be set for Win32 services, not for drivers.
MicrosoftWindows Win32 - 10810x00000439 · 0x439ERROR_CANNOT_DETECT_PROCESS_ABORT
This service runs in the same process as the service control manager. Therefore, the service control manager cannot take action if this service's process terminates unexpectedly.
MicrosoftWindows Win32 - 10820x0000043A · 0x43AERROR_NO_RECOVERY_PROGRAM
No recovery program has been configured for this service.
MicrosoftWindows Win32 - 10830x0000043B · 0x43BERROR_SERVICE_NOT_IN_EXE
The executable program that this service is configured to run in does not implement the service.
MicrosoftWindows Win32 - 10840x0000043C · 0x43CERROR_NOT_SAFEBOOT_SERVICE
This service cannot be started in Safe Mode.
MicrosoftWindows Win32 - 11000x0000044C · 0x44CERROR_END_OF_MEDIA
The physical end of the tape has been reached.
MicrosoftWindows Win32 - 11010x0000044D · 0x44DERROR_FILEMARK_DETECTED
A tape access reached a filemark.
MicrosoftWindows Win32 - 11020x0000044E · 0x44EERROR_BEGINNING_OF_MEDIA
The beginning of the tape or a partition was encountered.
MicrosoftWindows Win32 - 11030x0000044F · 0x44FERROR_SETMARK_DETECTED
A tape access reached the end of a set of files.
MicrosoftWindows Win32 - 11040x00000450 · 0x450ERROR_NO_DATA_DETECTED
No more data is on the tape.
MicrosoftWindows Win32 - 11050x00000451 · 0x451ERROR_PARTITION_FAILURE
Tape could not be partitioned.
MicrosoftWindows Win32 - 11060x00000452 · 0x452ERROR_INVALID_BLOCK_LENGTH
When accessing a new tape of a multivolume partition, the current block size is incorrect.
MicrosoftWindows Win32 - 11070x00000453 · 0x453ERROR_DEVICE_NOT_PARTITIONED
Tape partition information could not be found when loading a tape.
MicrosoftWindows Win32 - 11080x00000454 · 0x454ERROR_UNABLE_TO_LOCK_MEDIA
Unable to lock the media eject mechanism.
MicrosoftWindows Win32 - 11090x00000455 · 0x455ERROR_UNABLE_TO_UNLOAD_MEDIA
Unable to unload the media.
MicrosoftWindows Win32 - 11100x00000456 · 0x456ERROR_MEDIA_CHANGED
The media in the drive may have changed.
MicrosoftWindows Win32 - 11110x00000457 · 0x457ERROR_BUS_RESET
The I/O bus was reset.
MicrosoftWindows Win32 - 11120x00000458 · 0x458ERROR_NO_MEDIA_IN_DRIVE
No media in drive.
MicrosoftWindows Win32 - 11130x00000459 · 0x459ERROR_NO_UNICODE_TRANSLATION
No mapping for the Unicode character exists in the target multi-byte code page.
MicrosoftWindows Win32 - 11140x0000045A · 0x45AERROR_DLL_INIT_FAILED
A dynamic link library (DLL) initialization routine failed.
MicrosoftWindows Win32 - 11150x0000045B · 0x45BERROR_SHUTDOWN_IN_PROGRESS
A system shutdown is in progress.
MicrosoftWindows Win32 - 11160x0000045C · 0x45CERROR_NO_SHUTDOWN_IN_PROGRESS
Unable to abort the system shutdown because no shutdown was in progress.
MicrosoftWindows Win32 - 11170x0000045D · 0x45DERROR_IO_DEVICE
The request could not be performed because of an I/O device error.
MicrosoftWindows Win32 - 11180x0000045E · 0x45EERROR_SERIAL_NO_DEVICE
No serial device was successfully initialized. The serial driver will unload.
MicrosoftWindows Win32 - 11190x0000045F · 0x45FERROR_IRQ_BUSY
Unable to open a device that was sharing an interrupt request (IRQ) with other devices. At least one other device that uses that IRQ was already opened.
MicrosoftWindows Win32 - 11200x00000460 · 0x460ERROR_MORE_WRITES
A serial I/O operation was completed by another write to the serial port. The IOCTL_SERIAL_XOFF_COUNTER reached zero.)
MicrosoftWindows Win32 - 11210x00000461 · 0x461ERROR_COUNTER_TIMEOUT
A serial I/O operation completed because the timeout period expired. The IOCTL_SERIAL_XOFF_COUNTER did not reach zero.)
MicrosoftWindows Win32 - 11220x00000462 · 0x462ERROR_FLOPPY_ID_MARK_NOT_FOUND
No ID address mark was found on the floppy disk.
MicrosoftWindows Win32 - 11230x00000463 · 0x463ERROR_FLOPPY_WRONG_CYLINDER
Mismatch between the floppy disk sector ID field and the floppy disk controller track address.
MicrosoftWindows Win32 - 11240x00000464 · 0x464ERROR_FLOPPY_UNKNOWN_ERROR
The floppy disk controller reported an error that is not recognized by the floppy disk driver.
MicrosoftWindows Win32 - 11250x00000465 · 0x465ERROR_FLOPPY_BAD_REGISTERS
The floppy disk controller returned inconsistent results in its registers.
MicrosoftWindows Win32 - 11260x00000466 · 0x466ERROR_DISK_RECALIBRATE_FAILED
While accessing the hard disk, a recalibrate operation failed, even after retries.
MicrosoftWindows Win32 - 11270x00000467 · 0x467ERROR_DISK_OPERATION_FAILED
While accessing the hard disk, a disk operation failed even after retries.
MicrosoftWindows Win32 - 11280x00000468 · 0x468ERROR_DISK_RESET_FAILED
While accessing the hard disk, a disk controller reset was needed, but even that failed.
MicrosoftWindows Win32 - 11290x00000469 · 0x469ERROR_EOM_OVERFLOW
Physical end of tape encountered.
MicrosoftWindows Win32 - 11300x0000046A · 0x46AERROR_NOT_ENOUGH_SERVER_MEMORY
Not enough server storage is available to process this command.
MicrosoftWindows Win32