Error type: "Bad Request". Error message: "Bad Request" Domain: "usageLimits". Reason: "keyInvalid".
Did you added your own Google API key? Look at the help.
Check in YouTube if the id PL4iCr-gSvhKwXnQzIVogBVkb4AvwyWgHh belongs to a playlist. Check the FAQ of the plugin or send error messages to support.
Did you added your own Google API key? Look at the help.
Check in YouTube if the id PL4iCr-gSvhKwXnQzIVogBVkb4AvwyWgHh belongs to a playlist. Check the FAQ of the plugin or send error messages to support.