Extension development error


New Member
Hello so i have been working with mailwizz a while now and its been great i even developed a payment extension which works fine but now i am currently working on another extension and tried it out it just ,when i uploaded it without enabling it just said "the page mailwizzpoweredsite.com isnt working and couldn't handle your request" now if i delete the extension folder from ftp it works fine...and please note i don't have to enable the extension before i get the error what do y'all think is the problem