TypeError: Failed to execute 'getComputedStyle' on 'Window': parameter 1 is not of type 'Element'.

[minsekim1]

TypeError: Failed to execute 'getComputedStyle' on 'Window': parameter 1 is not of type 'Element'. at px (index.es.js?2c84:170:1) at Object.getNodeWidth (index.es.js?2c84:174:1) at getImageSize (index.es.js?2c84:800:1) at toSvgDataURL (index.es.js?2c84:806:1) at toCanvas (index.es.js?2c84:816:1) at toPng (index.es.js?2c84:847:1) at eval (index.es.js?2c84:897:1) at step (index.es.js?2c84:50:1) at Object.eval [as next] (index.es.js?2c84:31:46) at eval (index.es.js?2c84:24:1) at new Promise () at __awaiter (index.es.js?2c84:20:1) at eval (index.es.js?2c84:882:65) at onClick (Third.tsx?bc39:427:32) at HTMLUnknownElement.callCallback (react-dom.development.js?61bb:3945:1) at Object.invokeGuardedCallbackDev (react-dom.development.js?61bb:3994:1) at invokeGuardedCallback (react-dom.development.js?61bb:4056:1) at invokeGuardedCallbackAndCatchFirstError (react-dom.development.js?61bb:4070:1) at executeDispatch (react-dom.development.js?61bb:8243:1) at processDispatchQueueItemsInOrder (react-dom.development.js?61bb:8275:1) at processDispatchQueue (react-dom.development.js?61bb:8288:1) at dispatchEventsForPlugins (react-dom.development.js?61bb:8299:1) at eval (react-dom.development.js?61bb:8508:1) at batchedEventUpdates$1 (react-dom.development.js?61bb:22396:1) at batchedEventUpdates (react-dom.development.js?61bb:3745:1) at dispatchEventForPluginEventSystem (react-dom.development.js?61bb:8507:1) at attemptToDispatchEvent (react-dom.development.js?61bb:6005:1) at dispatchEvent (react-dom.development.js?61bb:5924:1) at unstable_runWithPriority (scheduler.development.js?3069:468:1) at runWithPriority$1 (react-dom.development.js?61bb:11276:1) at discreteUpdates$1 (react-dom.development.js?61bb:22413:1) at discreteUpdates (react-dom.development.js?61bb:3756:1) at dispatchDiscreteEvent (react-dom.development.js?61bb:5889:1)

[carlosferragut]

As shown in the code of the example, you should have an element with id="root" in order to work.

[stackyism]

Thank you so much @carlosferragut . Your comment was really helpful in debugging an issue. 🎉