Hi @Moses Egbeola, welcome, glad to have you join us in the Instructor Community!
I'm sorry to hear you're having issues playing your course videos. I'm unable to see the image you attached, so I recommend contacting instructorsupport@udemy.com with as many details of the issue as possible -- they will be able to check your account and I'm sure they'll be happy to assist.
Bella Almeida
Udemy Community
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