Plugin installation failure
I've issues with plugin installation
- BeTheme Header Builder
- Layer Slider
- Slider Revolution
- WPBakery Page Builder
could not be installed. The error message is:
Downloading installation package from https://api.muffingroup.com/plugins/download.php?plugin=becustom…
Unpacking the package…
Installing the plugin…
The package could not be installed. The plugin contains no files.
Plugin installation failed.