<p>我正在研究 Grommet 的入门示例，并在添加 <code><AppBar></code> 标记时遇到此错误：</p> <pre class="brush:php;toolbar:false;">defaultValidatorFn bukan fungsi TypeError: defaultValidatorFn bukan fungsi di shouldForwardProp (http://localhost:3000/main.c6cdacb143c3e873b1fb.hot-update.js:4491:12) di http://localhost:3000/main.c6cdacb143c3e873b1fb.hot-update.js:11014:142 di D (http://localhost:3000/main.c6cdacb143c3e873b1fb.hot-update.js:11023:6) di renderWithHooks (http://localhost:3000/static/js/bundle.js:31049:22) di updateForwardRef (http://localhost:3000/static/js/bundle.js:33620:24) di beginWork (http://localhost:3000/static/js/bundle.js:35667:20) di HTMLUnknownElement.callCallback (http://localhost:3000/static/js/bundle.js:20641:18) di Object.invokeGuardedCallbackDev (http://localhost:3000/static/js/bundle.js:20685:20) di invokeGuardedCallback (http://localhost:3000/static/js/bundle.js:20742:35) di beginWork$1 (http://localhost:3000/static/js/bundle.js:40616:11)</pre> <p>进一步检查后，控制台会显示一系列警告，如下所示：</p> <pre class="brush:php;toolbar:false;">styled-components: ia kelihatan seperti prop yang tidak diketahui "penuh" sedang dihantar melalui DOM, yang mungkin akan mencetuskan ralat konsol React</pre> <p>我尝试了<kod>benang tambah @emotion/is-prop-valid</code>但这没有任何区别。我在这里做這乆了做這了