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The api-ms-win-crt-runtime-l1-1-0.dll Access Violation

When encountering an api-ms-win-crt-runtime-l1-1-0.dll Access Violation error, it indicates that an application or process is attempting to access the api-ms-win-crt-runtime-l1-1-0.dll file in an unauthorized or incorrect manner. An access violation occurs when a program attempts to read from or write to a memory address that it does not have permission to access. Here’s a closer look at this error and potential solutions:

Causes of the error:

  1. Corrupted or missing DLL file: If the api-ms-win-crt-runtime-l1-1-0.dll file is corrupted, missing, or incompatible, it can result in an access violation error.
  2. Memory issues: Insufficient memory, faulty RAM, or other memory-related problems can cause access violations when attempting to access the DLL file.
  3. Software conflicts: Conflicts between different versions of the Visual C++ Redistributable package or other software components can lead to access violation errors.


Error messages and symptoms: When encountering an api-ms-win-crt-runtime-l1-1-0.dll Access Violation error, you may see error messages such as:

  1. The instruction at [memory address] referenced memory at [memory address]. The memory could not be read/written.
  2. Application crashes or freezes.

Solutions to resolve the error:

  1. Update the Visual C++ Redistributable: Ensure that you have the latest version of the Visual C++ Redistributable package installed. Download and install the appropriate version from the official Microsoft website or the software vendor’s website.
  2. Repair or reinstall the Visual C++ Redistributable: If you already have the Visual C++ Redistributable package installed, try repairing or reinstalling it. Go to Control Panel > Programs > Programs and Features, locate the Visual C++ Redistributable package in the list, right-click, and select Repair or Uninstall followed by a fresh installation.
  3. Perform a clean boot: A clean boot starts the computer with a minimal set of drivers and startup programs, which can help identify and resolve software conflicts. Follow the steps outlined in Microsoft’s official documentation to perform a clean boot.
  4. Check for memory issues: Run a memory diagnostic tool, such as Windows Memory Diagnostic, to check for any memory-related problems. If faulty RAM is detected, consider replacing it.
  5. Update drivers and Windows: Ensure that your system has the latest updates installed, including drivers and Windows updates. Outdated or incompatible drivers can cause access violations.
  6. Scan for malware: Perform a thorough scan of your system using reliable antivirus or antimalware software. Malware infections can interfere with api-ms-win-crt-runtime-l1-1-0.dll files and cause access violations.
  7. Seek expert assistance: If the error persists despite trying the above solutions, it is recommended to seek assistance from technical support or the software vendor. They can provide specialized guidance and help diagnose and resolve the issue based on your specific system configuration and application requirements.

It is important to note that an access violation error can be caused by various factors, and the solutions provided may not always resolve the issue. In such cases, seeking expert assistance is crucial to effectively diagnose and fix the problem.

Categories: Technology