# 40502

### Description <a href="#description" id="description"></a>

The Server has failed to connect to the  backend and provide a proper response

### Possible Causes <a href="#possible-causes" id="possible-causes"></a>

The server acting as a gateway or proxy could not connect to the upstream server or received an invalid response.

### Possible Solutions <a href="#possible-solutions" id="possible-solutions"></a>

* If the problem persists, please contact KORE support.