IVR changes or updates cannot be published if any node in the IVR tree is missing a required field. An error within a node would look like the error below.
![Image showing a red error box around the Name field for Message Nodes when no text is entered](https://connect.gladly.com/wp-content/uploads/2023/04/Message-Node-in-Gladly.png)
Fix the error with the required information.
To view a list of nodes with existing errors, use the node filter and click Errors. This presents a list of nodes with errors.
![Animated gif showing how to find all Nodes with Errors under the "All Nodes" drop-down menu in Gladly](https://connect.gladly.com/wp-content/uploads/2023/04/Check-Nodes-for-Errors.gif)
Nodes with an error show a red icon indicating an error. Click the node to fix the error.
![Image showing a Node with an error in a Gladly IVR tree with a red outline](https://connect.gladly.com/wp-content/uploads/2023/04/Node-error-red-icon-in-Gladly-1024x588.png)
Hover the node to see if there are multiple errors.
![Image showing a prompt for Agents to select the next Node in an IVR tree](https://connect.gladly.com/wp-content/uploads/2023/04/Hover-over-error-node-Gladly.png)
Publish the IVR once all nodes are fixed.