Mailchimp error 311

  • aniaorome

    (@aniaorome)


    11 years ago

    Hello!

    Bit of a pickle here. When I try to send a newsletter by way of Mailchimp, I get this error: Unable to Create New Campaign! Code=311 Msg=The HTTP server returned error code "0". Only a 2xx response is acceptable: http://local-instalation/newsletter/test/

    Erm…help? :/

    https://ww.wp.xz.cn/plugins/posts-to-newsletters/

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