在Azure AKS创建托管Kubernetes集群时遇"Incorrect padding"错误

I’ve run into this exact "Incorrect padding" error a few times when working with Azure CLI in PowerShell, so let’s walk through the most likely fixes to get your AKS cluster up and running:

• Clear and re-authenticate your Azure CLI session
  More often than not, this error stems from corrupted cached credentials or authentication tokens. Reset your session with these commands:

  az account clear
  az login
  

  After logging back in with your Azure credentials, retry the az aks create command. This replaces any damaged tokens with fresh, valid ones.

• Update Azure CLI to the latest version
  Outdated CLI versions can have compatibility quirks with PowerShell’s environment. Bring it up to date using:

  az upgrade
  

  Follow the prompts to finish the upgrade, then restart PowerShell before trying to create the cluster again.

• Check for proxy or network interference
  If you’re on a corporate network with a proxy, it can sometimes mangle authentication data. Verify your Azure CLI proxy settings with az configure --list to ensure they’re correctly set. If possible, temporarily disable the proxy (if allowed) to test if that resolves the padding error.

• Double-check resource group validity
  Even though you can see the resource group in the Azure portal, confirm it’s properly recognized by the CLI with:

  az group list --query "[?name=='cb_aks_spike']"
  

  If the resource group details appear, the name isn’t the issue—skip ahead to the other fixes.

After trying these steps, your az aks create --resource-group cb_aks_spike --name cbakscluster command should execute without the padding error.

内容的提问来源于stack exchange，提问作者Matthew Groves