You run kubectl create configmap test-config --from-file=config.txt but get an error saying the file does not exist. What is the most likely cause?

medium📝 Troubleshoot Q14 of 15

Kubernetes - ConfigMaps

You run kubectl create configmap test-config --from-file=config.txt but get an error saying the file does not exist. What is the most likely cause?

AThe ConfigMap name is invalid

BThe file <code>config.txt</code> is not in the current directory

CYou need to use <code>--from-env-file</code> instead

Dkubectl command does not support --from-file

Step-by-Step Solution

Solution:

Step 1: Check file existence requirement
The --from-file flag requires the file to exist in the current directory or given path.
Step 2: Identify cause of error
If the file is missing or path is wrong, kubectl will error that the file does not exist.
Final Answer:
The file config.txt is not in the current directory -> Option B
Quick Check:
File must exist where command runs [OK]

Quick Trick: Check file path and existence before creating ConfigMap [OK]

Common Mistakes:

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