Error help please. Home › Forums › Newsletter Plugin Support › Error help please. This topic has 1 reply, 2 voices, and was last updated 5 years, 11 months ago by Stefano. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts September 3, 2018 at 11:53 pm #117926 AnonymousInactive Hi. I just installed the plugin and am getting the message: Last test failed with error “Undefined index: powered_by”. Can anyone help solve this problem please? Many thanks Adri October 30, 2018 at 7:48 am #129212 StefanoKeymaster Hi, I don’t know, we have not such key in our plugin, seems a theme option. Stefano. Author Posts Check out our premium plans with priority support. Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In