ERROR_MISSING_SYSTEMFILE - 573 (0x23D)
{Missing System File} The required system file %hs is bad or missing.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_MISSING_SYSTEMFILE error indicates that a required system file is either missing or corrupted. This error can occur in various contexts, such as during the execution of an application or service.
Error Details
- Error Name: ERROR_MISSING_SYSTEMFILE
- Numeric Code: 573 (0x23D)
- Short Description: The required system file is bad or missing.
The error message typically includes a placeholder %hs that represents the name of the missing or corrupted system file. This placeholder can be replaced with the actual filename when the error occurs, providing more specific information about which file is causing the issue.
Usage Context
This error can occur in different scenarios where a system file is expected to be present and functional. Common contexts include:
- Application execution
- Service startup
- System initialization
- File operations that require specific system files
Developer Interpretation
Developers should interpret this error as an indication that the application or service cannot proceed due to the absence or corruption of a required system file. The presence of this error suggests that the system is in an inconsistent state, and corrective action may be necessary.
Related Errors
ERROR_FILE_NOT_FOUND(2)ERROR_BAD_EXE_FORMAT(11)ERROR_INVALID_DATA(24)
These errors can provide additional context or related issues that might contribute to the occurrence of ERROR_MISSING_SYSTEMFILE.
FAQ
Q: What does the error message mean?
A: The error message indicates that a required system file is either missing or corrupted, preventing the application or service from executing correctly.
Q: How can I resolve this issue?
A: To resolve this issue, you should ensure that all necessary system files are present and not corrupted. You may need to reinstall the affected component or repair the installation using tools provided by Microsoft.
Summary
The ERROR_MISSING_SYSTEMFILE error is a generic indication of an issue with required system files. Developers should treat it as a critical warning and take appropriate steps to ensure that all necessary components are correctly installed and functioning.