Error in nextTick: “NotFoundError: Failed to execute ‘insertBefore‘ on ‘Node‘: The node before which

背景：

在子组件和和父组件来回调用其内部函数时，并通过v-if频繁控制显示/销毁，出现了如下报错信息：

vue.runtime.esm.js:619 [Vue warn]: Error in nextTick: "NotFoundError: Failed to execute insertBefore on Node: The node before which the new node is to be inserted is not a child of this node."

warn @ vue.runtime.esm.js:619

logError @ vue.runtime.esm.js:1884

globalHandleError @ vue.runtime.esm.js:1879

handleError @ vue.runtime.esm.js:1839

(anonymous) @ vue.runtime.esm.js:1982

flushCallbacks @ vue.runtime.esm.js:1906

Promise.then (async)

timerFunc @ vue.runtime.esm.js:1933

nextTick @ vue.runtime.esm.js:1990

queueWatcher @ vue.runtime.esm.js:4396

update @ vue.runtime.esm.js:4538

notify @ vue.runtime.esm.js:730

reactiveSetter @ vue.runtime.esm.js:1055

proxySetter @ vue.runtime.esm.js:4625

Message @ element-mon.js: