Click on demo questions : Cannot read property 'contentWindow' of null

Yeldaai / chat-plugin

Yelda Chat Plugin

MIT License

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Closed meelie closed 4 years ago

meelie commented 4 years ago

if webchat did not load, click on questions should not lead to JS error

Cannot read property 'contentWindow' of null

add missing check on

                        document.getElementById("web_chat_frame").contentWindow.postMessage({