ERROR_MRM_INVALID_FILE_TYPE - 15112 (0x3B08)
Invalid file type.
Updated: Feb 21, 2026
Technical Meaning
The error code ERROR_MRM_INVALID_FILE_TYPE with the numeric value 15112 and hex code 0x3B08 indicates that an operation was attempted on a file or directory, but the type of the file did not meet the expected criteria.
Error Details
This error is typically encountered when a specific function or API expects a particular type of file (e.g., a database file, configuration file) and encounters a different type. The exact nature of the operation that triggers this error can vary depending on the context in which it is used.
Usage Context
The ERROR_MRM_INVALID_FILE_TYPE error is not specific to any particular subsystem or kernel behavior but rather indicates an issue with the file type being processed by a function or API. This could occur during operations such as opening, reading, writing, or modifying files in certain applications or services.
Developer Interpretation
Developers should interpret this error as indicating that the operation attempted on a file did not match the expected file type. For example, if an application expects to read data from a specific format of database file and encounters another type of file, it will return this error code.
Related Errors
ERROR_FILE_NOT_FOUND(2)ERROR_PATH_NOT_FOUND(3)ERROR_ACCESS_DENIED(5)ERROR_INVALID_PARAMETER(87)
FAQ
Q: What does the ERROR_MRM_INVALID_FILE_TYPE error mean?
A: It indicates that an operation was attempted on a file, but the type of the file did not match the expected criteria.
Q: How can I resolve this issue?
A: Ensure that the correct file type is being used for the intended operation. Verify that the file meets the requirements expected by the application or service performing the operation.
Summary
The ERROR_MRM_INVALID_FILE_TYPE error code (15112) signifies an invalid file type encountered during a specific operation. Developers should ensure that their applications and services handle files of the correct types to avoid this error.