Encountered executor failed running bin sh c apk add no cache python g make exit code 21 while build

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Title: Resolving “Executor Failed” Error in Docker Image Build: Exit Code 21
Introduction:
When building a Docker image, you may encounter the error “executor failed running [/bin/sh -c apk add –no-cache python g++ make]: exit code: 21.” This error typically occurs during the execution of a Dockerfile command involving the Alpine Linux package manager (apk). In this tutorial, we’ll explore the possible causes of this error and provide step-by-step solutions to resolve it.
Error Message:
Possible Causes:
Package Availability:
Network Issues:
Package Naming:
Dockerfile Syntax:
Alpine Linux Version:
Solution:
Follow these steps to resolve the “executor failed” error:
Check Package Availability:
Update Package Names:
Example:
Network Configuration:
Dockerfile Syntax Check:
Specify Alpine Linux Version:
Example:
Use a Package Mirror:
Conclusion:
By following the steps outlined in this tutorial, you should be able to troubleshoot and resolve the “executor failed” error during Docker image builds. Adjusting package names, verifying network connectivity, and specifying the Alpine Linux version are key steps in resolving this issue.
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