Uncaught DOMException: Failed to execute 'postMessage' on 'Worker': An object could not be cloned

[sulhadin]

A clear and concise description of what the bug is.

Uncaught (in promise) DOMException: Failed to execute 'postMessage' on 'Worker': capacityList => {
console.log(capacityList);
const capacityMap = {
Total: {}
};
let i = 0;

for (......
} could not be cloned.
at http://localhost:8089/js/modules/npm.koale.bundle-1600196980210.js:16:3150
at new Promise ()
at http://localhost:8089/js/modules/npm.koale.bundle-1600196980210.js:16:2782
at http://localhost:8089/js/modules/npm.koale.bundle-1600196980210.js:16:3619
at runReport (http://localhost:8089/js/app.bundle-1600196980210.js:54075:26)
at http://localhost:8089/js/app.bundle-1600196980210.js:54105:5
at commitHookEffectListMount (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:23796:26)
at commitPassiveHookEffects (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:23834:11)
at HTMLUnknownElement.callCallback (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:4253:14)
at Object.invokeGuardedCallbackDev (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:4302:16)
at invokeGuardedCallback (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:4357:31)
at flushPassiveEffectsImpl (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:26918:9)
at unstable_runWithPriority (http://localhost:8089/js/modules/npm.scheduler.bundle-1600196980210.js:1024:12)
at runWithPriority$1 (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:15104:10)
at flushPassiveEffects (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:26885:12)
at performSyncWorkOnRoot (http://localhost:8089/js/modules/npm.react-dom.bundle-1600196980210.js:25802:3)

[zant]

Hi! Thanks for reporting.

Can you share your code or a minimal reproduction in a CodeSandbox or repo for us to take a look?

[KVPasupuleti]

@zant
Any update on this?

[gondar00]

Facing same issue

[laphilosophia]

any news?

[willh33]

Hitting the same thing

[QC2168]

I have same problem

[aurelien-boubennec]

Same issue

[menasheh]

Experiencing same issue, this happens when passing a function to the worker

[Reg011]

Same issue here