ERROR_MRM_RESOURCE_TYPE_MISMATCH - 15117 (0x3B0D)

Invalid ResourceCandidate type.

Updated: Feb 21, 2026

Introduction

This article provides a detailed explanation of the ERROR_MRM_RESOURCE_TYPE_MISMATCH error code in Windows. It covers its technical meaning, usage context, and developer interpretation.

Technical Meaning

The ERROR_MRM_RESOURCE_TYPE_MISMATCH error is returned when an operation involving resource management encounters an invalid ResourceCandidate type. This typically indicates a mismatch between the expected or required type of the resource candidate and the actual type provided by the caller.

Error Details

  • Error Name: ERROR_MRM_RESOURCE_TYPE_MISMATCH
  • Numeric Code: 15117 (0x3B0D)
  • Short Description: Invalid ResourceCandidate type during a resource management operation.

Usage Context

This error is relevant in scenarios where the Windows API or system components are managing resources, such as memory allocation, device access, or configuration settings. The error suggests that the provided resource candidate does not match the expected type for the current operation.

Developer Interpretation

Developers should interpret this error as an indication that a parameter passed to a function or method related to resource management is invalid. Specifically, the type of the resource candidate does not align with what was expected by the system or API.

Common Causes

  • Invalid Parameter Values: The caller provided a ResourceCandidate object of an incorrect type.
  • Incorrect Object Type: The operation expects a specific type of resource candidate but received another type.

Related Errors

  • ERROR_MRM_OPERATION_FAILED (0x3B12): Indicates that the overall resource management operation failed, which may include this specific mismatch error as part of its failure reasons.
  • ERROR_MRM_INVALID_PARAMETER (0x3B14): A more general error indicating an invalid parameter passed to a resource management function.

FAQ

Q: What does ERROR_MRM_RESOURCE_TYPE_MISMATCH mean?

A: It indicates that the type of the ResourceCandidate provided for a resource management operation is incorrect or mismatched with what was expected by the system.

Q: How can I resolve this error?

A: Ensure that the parameter passed to the resource management function matches the expected type. Verify the object types and values before calling the API.

Summary

The ERROR_MRM_RESOURCE_TYPE_MISMATCH error is a specific technical issue encountered during resource management operations in Windows. It highlights an invalid ResourceCandidate type, which can be resolved by ensuring that the correct parameter types are used when interacting with resource management APIs.