HLS encryption method undefined is not supported

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170463...@gmail.com

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Apr 9, 2019, 10:35:07 AM4/9/19

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Hi, I can't download video on Chrome or Firefox.

The prompt message is “HLS encryption method undefined is not supported”.

message1：

HLS encryption method undefined is not supported
moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:168303
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:167822
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:124949
value/<@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:167687
t.writeFileHeader/</</<@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:104423


message2：

Aborted
moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:218364
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:170670
value/<@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:125615
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:168291
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:167822
value@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:124949
value/<@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:167687
t.writeFileHeader/</</<@moz-extension://c7685468-0a90-428e-8bea-847e166f4643/background/main.js:1:104423

The website is www.weekweekup.cn.

Test video is https://www.weekweekup.cn/course/play?id=35&sch_i=33 BUT need to sign in (Wechat).