Cannot read property async of undefined

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Hello, I am getting the below error after upgrading our project to 7.7.1. Please advise. Uncaught (in promise) TypeError: Cannot read property 'async' of undefined     at mxui.js?636263688744647348:29     at new Promise (<anonymous>)     at mxui.js?636263688744647348:29     at Array.map (<anonymous>)     at u (mxui.js?636263688744647348:29)     at r.update (mxui.js?636263688744647348:29)     at mxui.js?636263688744647348:29     at new Promise (<anonymous>)     at r._update (mxui.js?636263688744647348:29)     at mxui.js?636263688744647348:29   Thanks in advace
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1 answers
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This looks like a misbehaving widget. If you know when this happens open your webbrowser developer console and look at the errors there. Edit your post with the error so we might help you in pinpointing which widget is causing this.

Regards,

Ronald

 

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