Watch Demo×

See NinjaOne in action!

By submitting this form, I accept NinjaOne's privacy policy.

Missing api-ms-win-crt-runtime-l1-1-0.dll: Windows Troubleshooting Guide

Missing api-ms-win-crt-runtime-l1-1-0.dll blog banner image

Picture this—you’re about to start your chosen program when suddenly, a pop-up window flares onto the screen: “The program can’t start because api-ms-win-crt-runtime-l1-1-0.dll is missing from your computer.” Your workflow comes to an abrupt halt.

Chances are, you’ve stumbled across this frustrating issue as a Windows user. This guide will show you how to handle DLL errors so you can quickly get back to productivity.

Introduction to api-ms-win-crt-runtime-l1-1-0.dll

What is api-ms-win-crt-runtime-l1-1-0.dll?

api-ms-win-crt-runtime-l1-1-0.dll is a Dynamic Link Library (DLL) file. Think of it as a cog within the vast machinery of your operating system. It contains specific instructions that various programs call upon to perform certain operations.

DLL files prevent the same code from being unnecessarily replicated across countless applications. Instead, programs can share this code and allocate resources more efficiently. This particular DLL plays a primary role in how applications written in C++ operate on your Windows machine, as it’s closely tied with Microsoft Visual C++ Redistributable for Visual Studio 2015.

Importance and role of api-ms-win-crt-runtime-l1-1-0.dll in the Windows operating system

Consider api-ms-win-crt-runtime-l1-1-0.dll an essential translator. It turns developer-written code into a language that your PC understands.

When this file goes missing or gets corrupted, communication breaks down. As a result, anything heavily reliant on C++ may refuse to run, effectively putting up a “Road Closed” sign for any software that depends on this crucial piece of the framework. This makes it essential for the regular operation of your computer.

Causes of the “api-ms-win-crt-runtime-l1-1-0.dll is missing” error

Encountering the “api-ms-win-crt-runtime-l1-1-0.dll is missing” error message can be a puzzling and frustrating experience. Typically, there are a few common culprits behind the error:

Missing or corrupted files

The api-ms-win-crt-runtime-l1-1-0.dll missing alert often indicates a glitch with the DLL file itself. When these files go missing or become corrupted, perhaps due to malware attacks or faulty sectors on your hard disk, you’ll likely see errors popping up.

Here’s a brief rundown of why these vital files might be compromised:

  • Unsolicited software changes: Installing new programs can sometimes overwrite existing files with outdated or incompatible versions.
  • Malware interference: Viruses and other malicious software can corrupt DLL files by altering their code.
  • System mishaps: Power outages or improper shutdowns could lead to file corruption as well.

Incompatible software or applications

Compatibility issues can also manifest as DLL-related alerts. If you’ve recently installed new software only to find everything coming up roses—except for an api-ms-win-crt-runtime-l1-1-0.dll missing error—it could mean that the newly introduced application isn’t playing nice with your system’s current setup. This typically happens when:

  • The program needs a different version of the Visual C++ Redistributable than the one installed.
  • There’s a conflict between similar applications that require different versions of the same .dll file.

Navigating this incompatibility can feel like walking through a maze; however, it’s often just about finding the right match between your operating system and the problematic software.

Incomplete install or uninstall processes

More innocuous activities like installing or removing programs might not complete as intended, leading to this DLL error. An incomplete process may havoc on your system in subtle ways initially—but forgetting just one tiny .dll file during this shuffle could later spell trouble big enough to block major programs from starting correctly. Here’s how this tends to unfold:

  • Disruptions during installation: If an install gets interrupted (due, say, to a power cut), some needed libraries might not make it onto your machine.
  • Residual clutter post-uninstall: At times, uninstallers don’t thoroughly clean up after themselves, leaving orphaned dependencies floating around without their parent apps.

Signs and symptoms of the “api-ms-win-crt-runtime-l1-1-0.dll is missing” error

When your Windows computer encounters an issue with the api-ms-win-crt-runtime-l1-1-0.dll file, it typically doesn’t sulk quietly in the background. You might see signs such as:

  • Pop-up error messages when you start your computer or attempt to launch a particular program (e.g. “System Error: The program can’t start because api-ms-win-crt-runtime-l1-1-0.dll is missing from your computer.”).
  • Inability to launch certain applications, especially after installing new software or updates. Software reliant on api-ms-win-crt-runtime-l1-1-0.dll cannot function without it.
  • Slow performance or system crashes. DLL-induced instability may even cause application slowness, failures, or even full-blown blue screens of death.

How to fix the “api-ms-win-crt-runtime-l1-1-0.dll is missing” error

Encountering errors related to DLL files can be frustrating, but there are multiple ways to address them. Let’s break down some tested methods to restore your system’s functionality:

Microsoft official solutions and updates

One of the most reliable fixes is to leverage Microsoft’s tools and updates. When you’re dealing with a missing api-ms-win-crt-runtime-l1-1-0.dll error, it’s quite possible that certain system components need to be updated or repaired. Here’s a structured approach:

  1. Visit the official Microsoft website.
  2. Navigate to the “Downloads” section.
  3. Locate Windows updates or search for ‘Universal C Runtime’ update.
  4. Download and install the necessary files as prompted.

Checking for Windows updates may also resolve the issue:

  1. Click on the Start menu, type “Windows Update,” and hit Enter.
  2. In the update settings, click “Check for Updates.”
  3. Install any identified pending updates.

By ensuring your operating system has all recent updates installed, you can often fix missing api-ms-win-crt-runtime-l1-1-0.dll in Windows without having to dig deeper into manual solutions.

Manually replacing the DLL file from a trusted source

While not as straightforward as running an updater, manually downloading api-ms-win-crt-runtime-l1-1-0.dll from a reputable source can serve as a patch until more comprehensive solutions are applied.

First, seek out a legitimate source online for DLL files—this cannot be overemphasized due to the security risks associated with untrusted sites. Avoid unofficial sources that could potentially distribute malware disguised as DLL files.

Once you’ve downloaded the correct version of the file (matching your OS architecture—32-bit or 64-bit), copy it into this directory: C:\Windows\System32 (or SysWOW64 on a 64-bit machine if it involves 32-bit software). After this step, try reopening your application to see if this action resolves the problem.

Repairing Visual C++ Redistributable for Visual Studio 2015

The “api-ms-win-crt-runtime-l1-1-0.dll” file is typically associated with Visual C++ Redistributable for Visual Studio 2015—an essential component that must work correctly for numerous applications to function smoothly. To repair it:

  • Head over to Control Panel > Programs > Programs and Features.
  • Pick out ‘Microsoft Visual C++ 2015 Redistributable’, then choose ‘Change’.
  • Select ‘Repair’ in the setup window that appears.

A quick restart of your computer after repair may be just what your system needs, eradicating previous issues relating to api-ms-win-crt-runtime-l1-1-0.dll install hiccups.

Updating DLL files through third-party tools

Specialized third-party maintenance programs can scan your systems comprehensively and provide newer versions of outdated drivers, including .dll libraries. However, you should be extra cautious when choosing the right tool to avoid unintentional complications or malware infections.

Simplify the management of system files

Stepping through DLL errors can often be a test of patience. Fortunately, whatever method you ultimately choose, encountering “api-ms-win-crt-runtime-l1-1-0.dll is missing” doesn’t have to spell disaster.

Next Steps

Building an efficient and effective IT team requires a centralized solution that acts as your core service deliver tool. NinjaOne enables IT teams to monitor, manage, secure, and support all their devices, wherever they are, without the need for complex on-premises infrastructure.

Learn more about Ninja Endpoint Management, check out a live tour, or start your free trial of the NinjaOne platform.

You might also like

Ready to become an IT Ninja?

Learn how NinjaOne can help you simplify IT operations.

NinjaOne Terms & Conditions

By clicking the “I Accept” button below, you indicate your acceptance of the following legal terms as well as our Terms of Use:

  • Ownership Rights: NinjaOne owns and will continue to own all right, title, and interest in and to the script (including the copyright). NinjaOne is giving you a limited license to use the script in accordance with these legal terms.
  • Use Limitation: You may only use the script for your legitimate personal or internal business purposes, and you may not share the script with another party.
  • Republication Prohibition: Under no circumstances are you permitted to re-publish the script in any script library belonging to or under the control of any other software provider.
  • Warranty Disclaimer: The script is provided “as is” and “as available”, without warranty of any kind. NinjaOne makes no promise or guarantee that the script will be free from defects or that it will meet your specific needs or expectations.
  • Assumption of Risk: Your use of the script is at your own risk. You acknowledge that there are certain inherent risks in using the script, and you understand and assume each of those risks.
  • Waiver and Release: You will not hold NinjaOne responsible for any adverse or unintended consequences resulting from your use of the script, and you waive any legal or equitable rights or remedies you may have against NinjaOne relating to your use of the script.
  • EULA: If you are a NinjaOne customer, your use of the script is subject to the End User License Agreement applicable to you (EULA).