If you run a “conda list” command from your terminal or command window on your Mac or Windows PC and see an error that looks like the one shown below, there is a simple fix.
These errors are related to the anaconda-cloud-auth plugin, which seems to be having trouble importing the ChannelAuthBase class from the conda.plugins.types module. This issue typically arises due to a version mismatch or an incomplete installation or upgrade of Conda or its packages.
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To resolve this, simply run a conda update conda command as shown in the screenshot below.
Then, when you run the conda list command again, it should not show the errors any longer and look like this:
If by chance the error persists after you perform this fix, proceed with the more advanced instructions shown below.
Reinstall Conda: If updating doesn’t resolve the issue, consider reinstalling Conda. You can do this by first uninstalling Conda completely and then reinstalling it from scratch.
Check for Conflicting Packages: If the issue persists, it might be caused by conflicting packages. You can try creating a new environment to see if the issue is specific to the base environment:
conda create -n test_env python=3.12
conda activate test_env
conda list
If the error doesn’t occur in the new environment, the issue is likely with the base environment, and you may want to consider recreating it.
Reset Conda Plugins: Sometimes, plugin-related issues can be resolved by resetting or reinitializing the Conda plugins:
conda clean --all
Check for Installation Issues: Ensure that the Conda installation was completed without errors, especially if you manually installed or updated it. A corrupted installation can cause such problems.
If none of these steps resolve the issue, it might be beneficial to check the Conda GitHub issues page or forums for similar problems or report the bug if it appears to be a new one.
You can connect with me on LinkedIn and join my professional network.
I share weekly insights on quantifying cyber risk in dollars, not colors — including Monte Carlo simulation, loss exceedance modeling, Cyber Value at Risk (VaR), and NIST CSF quantification. If you’re an executive, CISO, or security leader looking for practical, data-driven approaches to cyber risk, let’s connect on LinkedIn.
