Most problems reported to us come back to a handful of causes: a caching layer, a permission issue, a server that cannot stream, or a setting that quietly blocks something. This section collects those cases, with the actual fix for each.
- You Exceeded Your Current Quota
- CURL Errors
- Reply Sent By The Server Is Broken
- Long Response Times
- No Line Breaks In The Chat
- The Output Text Is Black
- Chatbots Not Working On Live Website
- Content Awareness/Knowledge Push Isn’t Working
- Cookie Check Failure
- Discussions / Queries not saving
- Disabled Cache Issues
- Embeddings Issues
- Data Not Available
- When Your Host Blocks AI Engine
- MCP Connection (Claude, ChatGPT)
Chatbots Not Working On Live Website
When a user chats with your chatbot, it uses your WordPress REST API to communicate with your server. If the API is not enabled or...
Content Awareness/Knowledge Push Isn’t Working
The Content Awareness or the Knowledge Push (Embedding Sync) features work by obtaining the ID of the post in question and retrieving the content of...
Cookie Check Failure
If you encounter a "Cookie Check Failure," it may not directly relate to the plugin itself. The issue could stem from cache or optimization plugins...
CURL Errors
This SSL error is related to an issue at your hosting service level. On our side, unfortunately, we can't do anything. Except for giving you...
Data Not Available
When you open Insights and try to view a query’s content, you might see the message “Data not available.” instead of the actual content. This isn’t an issue, it’s...
Disabled Cache Issues
AI Engine uses a cookie, mwai_session_id, to recognize each visitor's session: it is needed for usage limits, uploaded files and statistics. Many caches stop serving...
Discussions / Queries not saving
First, make sure the features are on. Discussions are only saved when Discussions is enabled in Settings → Chatbot. Queries are only logged in Insights...
Embeddings Issues
Greyed Out Buttons If you can’t use the Create New, Push All or Upload PDF buttons because they’re greyed out, it’s simply because you haven’t...
Long Response Times
The plugin is rarely responsible for it; execution takes just a very few milliseconds on the plugin side. Most of the time goes into the...
MCP Connection
This page helps when Claude, ChatGPT or another AI assistant cannot connect to your site through MCP, loses the connection, or cannot do what you...
No Line Breaks In The Chat
Elementor or other third party builders containers tend to override some CSS values. If the response is not formatted properly and looks like a single...
Reply Sent By The Server Is Broken
This is a generic error you can see in the AI Engine admin when the server's answer can't be read. AI Engine expects a clean...
The Output Text Is Black
The reason this happened is because your website is using some custom CSS (either manual or from your theme), and this is impacting what is...
When Your Host Blocks AI Engine
AI Engine talks to your WordPress site through its REST API (the /wp-json/ address of your site). Many hosts protect that API with a security...
You Exceeded Your Current Quota
AI Engine doesn’t come with pre-built AI models. You need to connect with an AI provider like OpenAI, Google, Anthropic, or another provider. You don’t...