It seems your browser is blocking 3rd party session cookies which are required for the Kaltura application. To resolve this issue, please update your settings to allow 3rd party cookies.

1. Google Chrome

To enable cookies in Google Chrome (PC):

1. Select the Chrome menu icon
2. Select Settings.
3. Near the bottom of the page, select Show advanced settings.
4. In the “Privacy” section, select Content settings.
5. Select Allow local data to be set (recommended).
6. Select Done.

To enable cookies in Google Chrome (Mac):

1. Open Chrome preferences click on Settings, then Show Advanced Settings.
2. Under Privacy, click on Content Settings.
3. Make sure “Block third-party cookies and site data” is not checked
4. If your browser is not listed above, please refer to your browser’s help pages.

To enable cookies in Google Chrome (Android):

1. On your Android device, open the Chrome app.
2. At the top right, tap More More and then Settings.
3. Tap Site settings and then Cookies.
4. Next to “Cookies,” switch the setting on.
5. To allow third-party cookies, check the box next to “Allow third-party cookies.”

2. Safari

To enable cookies in Safari (Mac):

You can change Safari settings so that Safari always accepts or always blocks cookies and website data.

1. In the Safari app  on your Mac, choose Safari > Settings, then click Privacy.

2. Deselect “Block all cookies” and  “Prevent cross-site tracking”

Websites, third parties, and advertisers can store cookies and other data on your Mac.

You may need to restart your browser to proceed.

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Reference: https://www.resonline.com/support/resources/7-articles/54-enable-cookies