Software⏱️ 3 min read📅 2026-06-15

How to Fix: Installing .NET 4 on Win XP gives error "ordinal could not be located in the dynamic link library msi.dll"

Installing .NET 4 on Win XP gives error "ordinal could not be located in the dynamic link library msi.dll"

Quick Answer: Try reinstalling .NET 4 or using a different download source.

📋 Table of Contents

  1. 🛑 Root Causes of the Error
  2. 🛠️ Step-by-Step Verified Fixes
  3. 🎯 Final Words

Installing .NET 4 on Windows XP can be frustrating due to compatibility issues and limitations. The 'ordinal could not be located in the dynamic link library msi.dll' error message is commonly encountered when attempting to install .NET Framework versions prior to version 3.5 SP1, as they are not compatible with Windows XP. This issue affects users who need .NET 4 for specific applications like Sims Medieval.

Despite multiple attempts, the user has experienced failure to install .NET 4 on three separate occasions, highlighting the importance of understanding the root causes and applying effective troubleshooting techniques.

🛑 Root Causes of the Error

  • The primary reason for this error is that Windows XP does not support the .NET Framework version 4.0. The .NET Framework versions prior to 3.5 SP1 are not compatible with Windows XP, leading to the 'ordinal could not be located in the dynamic link library msi.dll' error message.
  • An alternative reason for this issue is that the downloaded installer may be corrupted or incomplete, causing the installation process to fail.

🛠️ Step-by-Step Verified Fixes

Using an alternate .NET Framework version

  1. Step 1: Download and install Microsoft .NET Framework 3.5 SP1 instead of .NET Framework 4.0. This will provide a compatible solution for Windows XP users.
  2. Step 2: After downloading the installer, run it as administrator to ensure that all necessary permissions are granted.
  3. Step 3: Follow the installation prompts carefully, ensuring that all required components are selected during the setup process.

Using a third-party .NET Framework version

  1. Step 1: Search for and download a compatible third-party .NET Framework installer, such as the open-source Mono framework. Note that this method may require additional configuration and testing to ensure compatibility with Sims Medieval.
  2. Step 2: Follow the installation instructions provided by the third-party installer, taking care to select all required components during the setup process.

🎯 Final Words

By understanding the root causes of the 'ordinal could not be located in the dynamic link library msi.dll' error message and applying effective troubleshooting techniques, users can successfully install a compatible .NET Framework version on Windows XP. In this case, using an alternate .NET Framework version (such as .NET Framework 3.5 SP1) or a third-party framework like Mono is recommended to ensure compatibility with Sims Medieval.

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