Troubleshooting: kubectl reports an error validationerror: unknown field \u00a0

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Fault details

Recently k8s Through the cluster kubectl apply -f When deploying resources , Encountered the following error . It was quickly solved at that time . Now record the faults and troubleshooting methods , To facilitate developers who encounter the same error .

error: error validating “nfs.yaml”: error validating data: [ValidationError(ServiceAccount): unknown field “\u00a0\u00a0name” in io.k8s.api.core.v1.ServiceAccount, ValidationError(ServiceAccount): unknown field “\u00a0\u00a0namespace” in io.k8s.api.core.v1.ServiceAccount]; if you choose to ignore these errors, turn validation off with --validate=false

The analysis reason

The error message has been clearly described , Because name Before “\u00a0\u00a0” Caused by two characters . We know through inquiry ,\u00a0 stay utf-8 In the encoding , Represents an uninterrupted space , Mainly used in office in , Let a word not wrap at the end . stay word in , Can pass ctrlshiftspace Input .

We are IDEA Open... In the editor nfs.yaml file , Then look for spaces , No match found name And all white space characters representing indentation . It also verifies the prompt message of error .

use Sublime Text open , It is easier to find differences ：

It turns out the yaml The contents of the file are from a word Files are copied directly , Inadvertently, it contains some \u00a0 This special white space character .

Solve the problem

The solution is simple , Directly in the editor \u00a0 Replace with ordinary spaces ,IDEA,Sublime Text Can be easily realized .


After replacement, it can be deployed smoothly .

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