OPENCART :Directory containing files to be uploaded could not be found

问题

I am using Opencart 2.0.0.0 and trying to upload a module/extension in it through extension installer.But it shows an error "Directory containing files to be uploaded could not be found!"

来源：https://stackoverflow.com/questions/37183914/opencart-directory-containing-files-to-be-uploaded-could-not-be-found