ERROR_OBJECT_ALREADY_EXISTS - 5010 (0x1392)
The object already exists.
Updated: Feb 21, 2026
Technical Meaning
The error code ERROR_OBJECT_ALREADY_EXISTS indicates that an operation was attempted on a system object, such as a file or directory, which already exists. This is a generic return value used by various Windows APIs to indicate that the requested action cannot be performed because the target object already exists.
Error Details
This error typically occurs when attempting to create or modify an object (such as a file or directory) that already has an existing entry in the system's namespace. The specific context and operation can vary, but generally, this error suggests that the intended action is not allowed due to the existence of the specified object.
Usage Context
This error code can be returned by various Windows APIs when attempting to perform operations such as creating a file or directory, opening an existing one for modification, or performing other actions on objects that already exist. The exact context in which this error is generated depends on the specific API and operation being performed.
Developer Interpretation
When encountering ERROR_OBJECT_ALREADY_EXISTS, developers should interpret it as indicating that the requested action cannot proceed because the object already exists. This can be useful for determining whether an object needs to be created or modified, or if a different approach is required. Developers should check the documentation of the specific API being used to understand the implications and appropriate actions.
Related Errors
ERROR_FILE_EXISTS(50)ERROR_PATH_NOT_FOUND(3)ERROR_DIRECTORY(161)
FAQ
Q: What does ERROR_OBJECT_ALREADY_EXISTS mean?
A: It indicates that the object already exists and the requested operation cannot proceed.
Q: How can I handle this error in my code?
A: Check if the object needs to be created or modified, and adjust your logic accordingly. Consult the specific API documentation for guidance on appropriate actions.
Summary
ERROR_OBJECT_ALREADY_EXISTS is a generic return value indicating that an operation cannot proceed because the target object already exists. Developers should interpret this error in the context of their specific operations and consult relevant API documentation to determine the best course of action.