Cannot read property frame of null
WebMar 16, 2016 · am making code mirror in rails but the iframe is not displaying and it caugh error. the code works fine in normal html page but fails on ruby on rails this error new:269 Uncaught TypeError: Cannot read property 'contentDocument' of null and this the line it happens iframe_doc = iframe.contentDocument; and this my whole new code WebNov 19, 2024 · let recognizer; function predictWord() { // Array of words that the recognizer is trained to recognize. const words = recognizer.wordLabels(); recognizer.listen(({scores}) => { // Turn scores into a list of (score,word) pairs.
Cannot read property frame of null
Did you know?
WebNov 11, 2024 · Assigning to b does not assign to this.a.A variable is never a reference to a property (unless you are using with).Yes, when b and this.a do reference the same object, then for changing a property of that object does not make a difference. But b holds the value null as you established in the condition. – Bergi WebDec 30, 2024 · 1 Answer Sorted by: 0 It's saying that the canvas object is null, so there's no getContext () method. Usually this is down to using the wrong ID - which by the looks of it you haven't - or running the code before the canvas exists.
WebAug 2, 2024 · i think i know the problem but not the answer , the problem i that th the function setdata change the state of the parent component so the parent reload with all the children ,and when the component reload the script will still be running in the background and when the script execute var canvas = document.getElementById("tools_sketch"); it … http://geekdaxue.co/read/cloudyan@faq/tax4rb
WebFeb 23, 2016 · Then you just need an iframe somewhere on your page, and you can swap document.querySelector('iframe') with a specific reference to that particular frame. It's still probably better to find a way to get it working without editing the include like that, but it at least proves that the popup is indeed the source problem. WebNov 10, 2024 · (node:4780) UnhandledPromiseRejectionWarning: TypeError: Cannot read property 'childFrames' of null at FrameManager.removeChildFramesRecursively …
WebOct 14, 2024 · I'm trying to embed de example report on an iframe placed at the HellowWorld,vue component of an empty new VueJS project created with vue-cli. I'm stuck at this point: getting the next error: "TypeError: Cannot read property 'powerBiEmbed' of …
WebMay 6, 2024 · TypeError: Cannot read property "removeAttribute" of null; Cannot read property 'removeAttribute' of null: Cant find source of it; Cannot read property *0* of null; Few posts above are purely JS based so I believe is the reason they are not replying to me. I am using Selenium 3.0, Windows 7, Firefox, Chrome, Java, Testng dva annual health checkWebAug 11, 2024 · Despite fixing you fetch you could make currentUser optional like {currentUser?.name} to prevent your app from crashing if user is null. – PRSHL Aug 11, 2024 at 7:42 @GiovanniEsposito yes it do, I did that just to see if everything is ok, and it's not. – chin14 Aug 11, 2024 at 7:45 dva anime wallpaperWebDec 23, 2016 · iframe_jquery.ready (function () { var iframe = iframe_jquery.get (0); console.log (iframe.contentWindow); // Prints "null" var doc = … dust attachment for chipping hammerWebSep 30, 2024 · if sometimes it works and sometimes it doesn't, that means the object holding the property width is sometimes defined and sometimes not. that can only happen as a result of randomization. given that the … dust away hard floor attachment for sharkWebFeb 27, 2024 · JavaScipt Error: Cannot read property 'document' of undefined I'm working on a landing page that uses tokens to populate a certificate. Users need to be able to print their certificates. I used JavaScript for this in order to print just the certificate and not the whole landing page. dva application for reviewWebApr 13, 2015 · Rather annoyingly and as is so often the case, it was a stupid mistake of my own making! I've now placed the iframe canvas loader in to a named function and I'm calling that from the controller. dva approved occupational therapistsWebIf you're getting the error can't read property 'style' of null, it means document.getElementById ("samplques") is returning null. The cause is that an element with ID samplques doesn't exist. Share Improve this answer Follow edited Jan 5, 2024 at 21:28 answered Jan 5, 2024 at 21:25 ᔕᖺᘎᕊ 2,951 3 20 36 Nope; samplques and its elements … dva archery