Possible causes and solutions for the print error in the Frontend Dashboard

Plugin or Theme Conflict

1. 1. Check for javascript error in console.
   2. Deactivate all plugins except WPCargo plugins.
   3. Switch to wordpress default theme.
   4. Re-check if error still exist.

List of Possible Plugins that might conflict with WPCargo

1. WP Support Plus

Permalink Settings

1. Go to wp-admin>Settings>Permalink
2. Make sure that permalink is set to https://myurl.com/sample-post/
3. Re-check if error still exist.

Server Configuration

For the following server configuration, please contact your server support or administrator.

Server info
OS Linux
Server nginx/1.20.1
PHP v7.4.30