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This article was machine-translated using DeepSeek-R1.

Original Version: Authored in Chinese by myself

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Error

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Uncaught (in promise) thirdScriptError
errCode: -401003 api parameter type error | errMsg: parameter.data should be object instead of undefined;
Error: errCode: -401003 api parameter type error | errMsg: parameter.data should be object instead of undefined;
at new u (...)
...

Error Cause

Incorrect Code

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wx.cloud.init({
  env: 'my-cloud-id',
  traceUser: true
})

const db = wx.cloud.database()
const people = db.collection('people')

people.add({ // <- Error occurs here
    'name': 'OnePerson',
    'score': 15
})

Correct Code

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wx.cloud.init({
  env: 'my-cloud-id',
  traceUser: true
})

const db = wx.cloud.database()
const people = db.collection('people')

people.add({
    data: { // Must include data!
        'name': 'OnePerson',
        'score': 15
    }
})