What the error looks like
The error will probably contain phrase “It seems there is a server issue that prevented LayerSlider from saving your work.” and look like this:
The reason for this error
This error is probably related to security infrastructure of your hosting provider. For example, tools like ModSecurity could block suspicious actions, related to your website. Generally, this is a good thing and it keeps your site safe. Unfortunately, a legitimate requests, like saving LayerSlider changes, are sometimes also blocked.
What can I do to solve this?
These steps can be done:
- contact your hosting provider, explaining the symptoms
- ask them to check logs, and to see what exactly was the reason for the blocked action (saving LayerSlider change)
- if necessary, ask them to create a security exception, and allow this particular action for the future.