About iView reporting error in Vue project: error in mounted hook: “typeerror: this$ parent.updateNav is not a function”

At present, it is not found that the error report has any impact on the function of the project, but the error report is always unpleasant, so it is necessary to solve the problem and record it.

The main reason is the nonstandard use of tabs components in the project, such as & lt; tabpane & gt; & lt; & tabpane & gt; without & lt; tabs & gt; & lt; & tabs & gt; package in the outer layer of the label.

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