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Error 11: ERROR_BAD_FORMAT

Windows Error Code Lookup: Decode Windows error codes: Win32, HRESULT (0x80070005), NTSTATUS, Windows Update, msiexec and blue-screen stop codes, with what to check next.

Paste the number from an error dialog, event log, script or setup log: 0x80070005, 80070005, -2147024891, 1603, 0xC0000005, a stop code like 0x7E, a name like E_ACCESSDENIED, or a few words. You get every way Windows could mean that number (an HRESULT often wraps a Win32 error, so 0x80070005 is "Access is denied" too), its parts decoded, and what to check for the common ones. Names and messages come from the Windows SDK headers and Windows' own message tables; see Microsoft's System Error Codes and [MS-ERREF] for the full references.

Try: 0x80070005, 1603, 0xC0000005, 0x800F081F, 0x8024402C, 0x7E, access denied

0x0000000B = 11

Win32 error 11 (0xB)

ERROR_BAD_FORMAT

An attempt was made to load a program with an incorrect format.

As an HRESULT (HRESULT_FROM_WIN32): 0x8007000B

If it's a robocopy exit code

Failure: some files or folders couldn't be copied.

  • 1 Files copied: One or more files were copied.
  • 2 Extra files: The destination has files or folders that aren't in the source (deleted with /PURGE or /MIR, otherwise just reported).
  • 8 Failures: Some files or folders couldn't be copied, even after the retries (/R).

Robocopy's exit codes are bit flags, not Windows errors: 0-7 mean it worked. Robocopy Command Builder.