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Asked: 2024-09-26T20:01:39+05:30

I am encountering an issue related to the glibcxx version when working in my conda environment. Specifically, I receive an error indicating that glibcxx version 3.4.30 is missing. Can someone guide me on how to resolve this problem or point me to solutions that might help?

I’m really stuck with a glibcxx version issue in my conda environment and I could use some help. So, here’s the deal: I’ve been trying to run this project that relies on a specific version of a library, but every time I try to execute it, I get slapped with this frustrating error saying that glibcxx version 3.4.30 is missing. It’s like, come on, why can’t it just work?

I did some digging and found out that this usually has to do with the compatibility between the installed libraries and the versions they require. But honestly, I’m a bit lost on how to resolve this. I’ve already checked my conda environment, and it looks like I do have some version of libstdc++ installed, but I have no clue if it’s the right one. I’ve tried running a few updates and even creating a new environment, but the error keeps popping up, and it’s getting super annoying!

Has anyone else faced this glibcxx version issue? I’m hoping there’s a straightforward way to fix this without having to dive too deep into the compatibility matrix. I’ve seen some suggestions online about downgrading or upgrading certain packages, but I’m a bit nervous about that messing up my environment even further.

I guess I’m looking for some step-by-step guidance here – like, what commands should I run or what packages should I install or update? Are there specific channels in conda that I should be looking at? I’ve read that sometimes installing from the conda-forge channel can help with these issues, but I’m not entirely sure how to do that correctly.

If anyone has dealt with something similar and got it sorted out, I’d really appreciate it if you could share what you did! I just want to get back to focusing on my project instead of wrestling with these dependency problems. Thanks in advance for any tips or guidance!

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    2 Answers


    1. To resolve the glibcxx version issue you’re encountering in your conda environment, you’ll want to start by ensuring that you’re using the right version of the GCC and associated libraries. The error you’re seeing typically points to compatibility problems with the standard C++ library. First, you can create a new conda environment specifically for this project to avoid conflicts with other environments. Use the command conda create -n myenv -c conda-forge gcc_linux-64 gxx_linux-64 to install the latest version of the compiler along with the necessary libraries. Once your new environment is activated with conda activate myenv, you can then install your project dependencies, making sure to specify the -c conda-forge flag to pull from the appropriate channel that often has the latest compatibility for various packages.

      If you’re still facing issues after setting up the environment, check the version of libstdc++ you have installed by running conda list libstdc++. If it’s outdated, you can update it by executing conda update libstdcxx-ng to ensure you have the latest version compatible with your project. You may also want to check other dependencies related to your specific project that could be causing conflicts. Additionally, if you’re running specific binaries, it may help to verify their required library dependencies using tools like ldd to trace which versions are being called. Overall, these steps should help in resolving the glibcxx version issue and keeping your conda environment intact.







    2. glibcxx Version Issue Help


      Dealing with glibcxx Version Issues in Conda

      I totally get how frustrating this glibcxx version issue can be! It sounds like you’re on the right track trying to sort it out. Here are some steps that might help you get unstuck:

      1. First, make sure you have the latest version of conda. You can update it by running: 
        conda update conda
      2. Next, create a new conda environment to minimize issues. You can do this with: 
        conda create -n myenv python=3.9

        (Replace myenv with whatever name you want.) Activate the environment:

        conda activate myenv
      3. Now, try installing your package, but use the conda-forge channel since it has more up-to-date packages: 
        conda install -c conda-forge your_package

        (Replace your_package with the actual package name you’re working with.)

      4. If that doesn’t resolve the glibcxx issue, you can check which version of libstdc++ you have by running: 
        conda list libstdcxx-ng

        Look at the version listed there. If you need to update it, use:

        conda install libstdcxx-ng
      5. Sometimes, explicitly installing a compatible version can help.
        Check the version needed for your project and try:

        conda install libstdcxx-ng=your_required_version

        (Substituting your_required_version with the actual version, like 9.3.0.)

      If you’re still having trouble, consider looking up the specific package requirements on its documentation or GitHub page. They might have specific tips for conda users.

      Lastly, don’t be shy to ask on forums or platforms like Stack Overflow. Just remember to provide details of your issue, like your operating system, conda version, and any other relevant stuff. Good luck, you got this!