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Cudart64_90.dll is Missing: 4 Ways to Get it Back

Install the right version of the CUDA Toolkit to fix this

2 min. read

Published onSeptember 10, 2024

published onSeptember 10, 2024

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For fixing DLL errors, we recommend Fortect:

Fortect will search for an intitial version of your missing, corrupted or damaged DLL files that cause problems to your Windows OS and will replace it. Here is how to find them in 3 easy steps:

Many users reported Could not find the cudart64_90.dll message while using Tensorflow or similar tools. This can be a problem if you’re a developer, so today we’re going to show you how to fix it properly.

What can I do if cudart64_90.dll is missing?

1. Install CUDA Toolkit 9

Few users reported that the network installer works better than the offline one, while others say that the offline version works better, so try them both.

2. Manually copy the missing files

Keep in mind that the file path in Step 5 might differ depending on the version of CUDA that you have installed.

3. Reinstall CUDA Toolkit 9

If you have any other version installed, such as 9.1, you need to remove it for this solution to work.

4. Change PATH variables

If you’re using a virtual environment, you might have to add these paths to that environment as well.

This isn’t the only error that you can encounter with Nvidia DLLs, and we already wrote aboutnvapi64.dlland what to do ifnvspcap64.dll is not found error.

We also have a guide on how to fix amissing nvcpl.dllfile, so don’t hesitate to check it out for more information.

More about the topics:nvidia,Windows 11 Fix

Milan Stanojevic

Windows Toubleshooting Expert

Milan has been enthusiastic about technology ever since his childhood days, and this led him to take interest in all PC-related technologies. He’s a PC enthusiast and he spends most of his time learning about computers and technology.

Before joining WindowsReport, he worked as a front-end web developer. Now, he’s one of the Troubleshooting experts in our worldwide team, specializing in Windows errors & software issues.

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Milan Stanojevic

Windows Toubleshooting Expert

Before joining WindowsReport, he worked as a front-end web developer. Now, he’s specialized in Windows errors & software issues.