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API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll

Updated: Files Available: 37
Verified Metadata AI Analysis x86-64 (64 bit) x86 (32 bit) ARM64

Download and install API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll to fix missing or corrupted DLL errors.

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DLL Overview

Last Updated
Apr 17th, 2026
Filename
API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll
Company
Microsoft Corporation
Product
Microsoft® Windows® Operating System
Description
ApiSet Stub DLL
Architecture
x86-64 (64 bit) x86 (32 bit) ARM64
Metadata Consensus
37/37 Files 100%
Higher percentages indicate stronger agreement across versions. View available versions or browse repository metadata to compare differences between variants.

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About API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll

API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll is a DLL file (Dynamic Link Library) used by Windows programs to share code and resources. It allows multiple applications to use the same functions, improving performance and reducing redundancy.

Overview

What Is api-ms-win-eventing-classicprovider-l1-1-0.dll?

api-ms-win-eventing-classprovider-l1-1-0.dll is a Windows API Set DLL. API Set DLLs are lightweight redirector libraries used internally by modern versions of Windows. They expose a stable interface name (the api-ms-win- family) while forwarding the actual API calls to the correct underlying Windows system DLLs.

This specific DLL provides part of the Windows Eventing / ETW (Event Tracing for Windows) interface used by applications that rely on classic (legacy) event providers.

If it is missing or corrupted, applications that depend on these eventing functions may fail to start.

Common messages include:

"api-ms-win-eventing-classicprovider-l1-1-0.dll is missing"
"The program can't start because api-ms-win-eventing-classicprovider-l1-1-0.dll was not found"
"Error loading api-ms-win-eventing-classicprovider-l1-1-0.dll"


What Does api-ms-win-eventing-classicprovider-l1-1-0.dll Do?

✔ Provides Event Tracing Interfaces

The DLL exposes part of Windows' ETW (Event Tracing for Windows) API. It supports legacy event providers that use classic eventing functions.

✔ Redirects Calls to Real Windows Components

API Set DLLs do
not contain the full implementation. They forward calls to the actual Windows system DLLs containing ETW logic.

This design allows:

  • Better OS modularity
  • Backward compatibility for legacy applications
  • Version-independent API naming

✔ Used by Diagnostic and Logging Systems

Applications that rely on event tracing, diagnostics, or internal Windows logging use these API Set stubs behind the scenes.


Where Is api-ms-win-eventing-classicprovider-l1-1-0.dll Normally Located?

This DLL is part of Windows itself.

It is typically stored within:

  • The Windows system directory
  • Internal WinSxS component storage

It is not shipped with third-party applications.

Because it is part of Windows, applications expect it to already be available on supported OS versions.


What Software Uses This DLL?

You may encounter this DLL indirectly in:

  • Applications that rely on ETW tracing
  • Programs built with modern Windows SDKs
  • Debugging, diagnostic, or telemetry-capable applications
  • Newer software running on older or partially updated Windows installations

Windows itself uses this DLL internally for event tracing infrastructure.


Why Do Errors Occur?

✔ Running Newer Applications on Older Windows Versions

Many reports show this error on Windows 7 or older when running modern applications.

Older versions of Windows do not include the newest API Set DLLs.

✔ Missing Windows Updates

If your system is missing updates, some API Set DLLs may not exist.

✔ Corrupted or Removed System Files

System corruption can cause API Set stubs to disappear.

✔ Damaged or Incomplete Windows Installation

Improper servicing, failed updates, or modified installation media can break API Set components.

✔ Mismatched DLLs From Manual Copying

Manually copying API Set DLLs from external sources can cause application startup failures or 0xc000007b errors.


How To Fix api-ms-win-eventing-classicprovider-l1-1-0.dll Errors

1. Update Windows to a Supported Version

Most often, the system is simply too old.

Modern applications expect Windows:

  • Windows 10
  • Windows 11

Older OS versions (e.g., Windows 7) do not* contain many API Set DLLs.


2. Run Windows Update

Updating Windows will restore missing API Set files through official update channels.


3. Repair System Files Using SFC and DISM

If the OS is supported but corrupted:

Run System File Checker:

sfc /scannow

Then run DISM repair (Windows 10/11):

DISM /Online /Cleanup-Image /RestoreHealth

These commands restore missing or corrupted Windows components, including API Set DLLs.


4. Reinstall or Update the Application

If the application was built for a newer Windows version, updating Windows is the primary fix.

However, reinstalling the application ensures it isn't expecting outdated system bindings.


Summary

api-ms-win-eventing-classicprovider-l1-1-0.dll is a Windows API Set stub providing access to legacy event tracing functionality. It exists only as part of the Windows operating system and cannot be manually installed.

Errors usually occur because of an outdated Windows version, missing system updates, or corrupted OS components. Running Windows Update, upgrading Windows, and using SFC/DISM to repair system files are the correct ways to resolve issues.

File information is supported by Human Assisted Artificial Intelligence and should be used as a helpful tool. However, it is important to keep in mind that this information may not be up-to-date or entirely accurate.

Troubleshooting DLL Errors

Most errors involving API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application or replacing the DLL resolves the issue. The steps below cover the most common and reliable ways to fix these errors.

Windows DLL Error Examples

This application has failed to start because API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll was not found. Re-installing the application may fix this problem.
API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll Not Found.

Fixes and Solutions

The first step in resolving DLL errors is to completely uninstall the affected software and reinstall its latest version. We know this does not always solve the problem, which is why DLLme exists. If reinstalling the application does not help, or if you are unsure which app is causing the error, follow the steps below. These are the most common solutions for fixing API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll errors.

  • Repair Windows: Make sure Windows is fully updated, then open Windows Terminal or PowerShell as an administrator (search for “PowerShell” in the Start menu, right-click it, and choose “Run as administrator”). This allows you to repair the Windows component store and run the System File Checker (SFC).

    Repair the Windows component store so SFC can pull clean files:

    DISM /Online /Cleanup-Image /RestoreHealth

    Scan all protected system files and automatically repair problems:

    sfc /scannow
  • Uninstall & Reinstall: On this DLL page, check the Company/Product section to identify the related app, then fully uninstall it. If you plan to continue using it, reinstall the latest version. Be sure to save or back up any important data before uninstalling. Windows or antivirus software may sometimes quarantine DLL files, especially if the DLL is unfamiliar or appears suspicious. Check your antivirus quarantine or logs to determine if this is the cause of your issue.
  • Download the DLL: Download the latest 32-bit or 64-bit version of the DLL directly from our repository using the download button above. Most users will need the 64-bit version, but if you are unsure, or if a 64-bit version is not available, you can install both the 32-bit and 64-bit DLLs. DLLme verifies DLLs that come from our admins, partners, and trusted affiliates. User-uploaded files may be verified later if a trusted source is confirmed.
  • Register the DLL: Most DLL files do not need registration, but some DLLs are COM components and must be registered to work correctly. If registration is required, open Windows Terminal or PowerShell as an administrator.

    Register the DLL (you can also drag the DLL file into the window to automatically fill in its full path):

    regsvr32 "C:\path\to\API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll"

    If you are registering a 32-bit DLL on 64-bit Windows, use the 32-bit RegSvr32:

    C:\Windows\SysWOW64\regsvr32 "C:\path\to\API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll"

    Or open Windows Terminal/PowerShell in the DLL’s folder and run:

    regsvr32 API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll

How to Install API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll

To install API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll, place the DLL file in the appropriate Windows system folder or in the same folder as the application’s .exe file. If you are not sure which version (32-bit or 64-bit) to use, you can safely install both.

On 64-bit versions of Windows, place 64-bit DLL files in:

C:\Windows\System32\API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll

Place 32-bit DLL files in:

C:\Windows\SysWOW64\API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll

Or place the DLL file next to the application’s .exe:

C:\path\to\exe\API-MS-Win-Eventing-ClassicProvider-L1-1-0.dll

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