What causes System.UnauthorizedAccessException?

The process does not have the required file system or registry permissions. The file may be read-only or locked by another process.

How to fix System.UnauthorizedAccessException?

Run as Administrator. Check and modify file permissions. Remove the read-only attribute. Close applications locking the file.

System.UnauthorizedAccessException — System.UnauthorizedAccessException — Unauthorized Access | Error Code Encyclopedia | akousa.net

Windows-foutenFataal

KERNEL_SECURITY_CHECK_FAILURE (0x00000139)

KERNEL_SECURITY_CHECK_FAILURE (0x00000139) — Kernel Security Check Failure

A kernel security check failed.

windows

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Windows-foutenFout

ERROR_INVALID_HANDLE (6)

ERROR_INVALID_HANDLE (6) — Invalid Handle

The handle passed to the function is not valid.

windows

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Windows-foutenFataal

ERROR_STACK_OVERFLOW_READ (1002)

ERROR_STACK_OVERFLOW_READ (1002) — Stack Buffer Overrun

A stack buffer overrun was detected.

windows

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Windows-foutenFout

ERROR_NOT_SAME_DEVICE (17)

ERROR_NOT_SAME_DEVICE (17) — Not Same Device

The system cannot move a file to a different disk drive.

windows

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Windows-foutenFout

ERROR_ALREADY_ASSIGNED (85)

ERROR_ALREADY_ASSIGNED (85) — Already Assigned

The local device name is already in use.

windows

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Windows-foutenFout

ERROR_ALREADY_EXISTS (183)

ERROR_ALREADY_EXISTS (183) — Already Exists

The file or directory already exists when attempting to create it.

windows

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System.UnauthorizedAccessException — Unauthorized Access

Wat veroorzaakt deze fout

Hoe op te lossen

Gerelateerde foutcodes

KERNEL_SECURITY_CHECK_FAILURE (0x00000139) — Kernel Security Check Failure

ERROR_INVALID_HANDLE (6) — Invalid Handle

ERROR_STACK_OVERFLOW_READ (1002) — Stack Buffer Overrun

ERROR_NOT_SAME_DEVICE (17) — Not Same Device

ERROR_ALREADY_ASSIGNED (85) — Already Assigned

ERROR_ALREADY_EXISTS (183) — Already Exists

System.UnauthorizedAccessException — Unauthorized Access

Wat veroorzaakt deze fout

Hoe op te lossen

Gerelateerde foutcodes

KERNEL_SECURITY_CHECK_FAILURE (0x00000139) — Kernel Security Check Failure

ERROR_INVALID_HANDLE (6) — Invalid Handle

ERROR_STACK_OVERFLOW_READ (1002) — Stack Buffer Overrun

ERROR_NOT_SAME_DEVICE (17) — Not Same Device

ERROR_ALREADY_ASSIGNED (85) — Already Assigned

ERROR_ALREADY_EXISTS (183) — Already Exists