Error Handler
Category: Control Standards: Error logging for compliance
Handle errors with retry, fallback, and notification
What this node does
- Retry logic
- Exponential backoff
- Fallback values
- Error notifications
How to use
- In the Hydra Builder, open or create a workflow
- In the node palette on the left, find Error Handler under the Control category (or use the search bar)
- Drag the node onto the canvas
- Double-click the node to open its configuration dialog
- Fill in the required parameters (see Configuration below)
- Connect the Input Data input port from an upstream node
- Optionally connect the Error Input port if needed
- Connect the Success Output and Error Output output to the next node downstream
Inputs
| Port | Type | Required | Description |
|---|---|---|---|
| Input Data | any | ✓ | any data |
| Error Input | error | Optional | Error information if the operation failed |
Outputs
| Port | Type | Description |
|---|---|---|
| Success Output | any | any data |
| Error Output | error | Error information if the operation failed |
Configuration
Open the configuration dialog by double-clicking the Error Handler node on the canvas.
| Parameter | What to enter |
|---|---|
retries | Configure retries in the node settings |
backoffMs | Configure backoffMs in the node settings |
fallbackValue | Configure fallbackValue in the node settings |
notifyOn | Configure notifyOn in the node settings |
When to use this node
- API error handling
- Retry transient failures
- Dead letter handling
Need help configuring this node?
Go to Settings → Connectors to set up the connection this node depends on, then reference the connector ID in the node configuration dialog.