ERROR_INVALID_MODULETYPE - 190 (0xBE)
The operating system cannot run %1.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_INVALID_MODULETYPE error, with the numeric code 190 and hexadecimal representation 0xBE, indicates that the operating system encountered an issue while attempting to run a module due to an invalid module type. This error suggests that the module being loaded or executed does not conform to the expected format or type required by the system.
Error Details
This error is typically returned when the system attempts to load a module, such as a DLL (Dynamic Link Library) or EXE (Executable), and determines that its type is incorrect. The system expects certain types of modules for specific purposes, and if an unexpected type is encountered, this error is generated.
Usage Context
This error can occur in various scenarios where the operating system attempts to load a module. Common contexts include:
- Loading a DLL or EXE file during application startup or runtime.
- Executing a program that requires specific types of modules for its operation.
- Attempting to run a script or executable that is not compatible with the current environment.
Developer Interpretation
When encountering this error, developers should ensure that the module being loaded is of the correct type and format. This includes verifying the file extension, ensuring compatibility with the target system architecture (32-bit vs 64-bit), and confirming that the module adheres to the expected standards for its intended use.
Related Errors
- ERROR_BAD_EXE_FORMAT (998): Indicates an invalid executable format.
- ERROR_INVALID_DATA (1326): Suggests invalid data in a structure or file.
- ERROR_FILE_NOT_FOUND (2): Occurs when the specified file cannot be found, which might indirectly lead to this error if the file is expected but missing.
FAQ
Q: What does ERROR_INVALID_MODULETYPE mean?
A: It indicates that the operating system encountered an invalid module type while attempting to load a DLL or EXE. Ensure the module is of the correct format and type.
Q: How can I resolve this error?
A: Verify the file type, architecture compatibility, and ensure the module meets all necessary requirements for loading in the current environment.
Summary
The ERROR_INVALID_MODULETYPE error signifies that a module being loaded or executed does not conform to expected types. Developers should validate the module's format and type to resolve this issue.