Invalid MailChimp API keyFree and Premium WordPress Plugins & Themes Forums WordPress Plugins Another MailChimp Widget Invalid MailChimp API keyTagged: api key, header, mailchimp, may 15, update key, update mailchimpThis topic contains 4 replies, has 2 voices, and was last updated by J. Davis 3 months, 3 weeks ago. Viewing 5 posts - 1 through 5 (of 5 total)Author Posts May 15, 2019 at 1:28 am #804728 VenskayaParticipantI have been using this plugin since 2017.Within two weeks, I see a message “Invalid MailChimp API key” (version 2.0.7 and 2.0.8) May 17, 2019 at 2:16 pm #805856 J. DavisKeymasterHi,Could you try to update API key to sync plugin with your mailchimp account following this articlebest regards, J. Davis May 17, 2019 at 10:50 pm #805996 VenskayaParticipantI generated new keys on May 14 and 18, 2019 May 18, 2019 at 11:30 pm #806218 VenskayaParticipantI added MailChimp code for connected website to header.Now plugin works perfectly. May 21, 2019 at 9:20 pm #807274 J. DavisKeymasterHi,Thank you for your reply and shared article. Locally it worked without adding code to header of the theme. Anyway we appreciate your feedback and collaboration. Thanksbest regards, J.DavisAuthor Posts Viewing 5 posts - 1 through 5 (of 5 total)You must be logged in to reply to this topic.