Solving the problem of joi. Validate is not a function

Question:

When writing about the running of the project, the problem of joi. Validate is not a function appears

#Reason:

After checking, it is possible that the third-party module joi was not downloaded or the version is wrong

solve:

Open the PowerShell and uninstall the joi if it has been downloaded:

npm uninstall joi

Then download the module again, joi:

npm install joi

Node rerun project


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