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Dify version

1.11.1

Cloud or Self Hosted

Self Hosted (Docker)

Steps to reproduce

1. Enter the workflow orchestrate panel.
2. Add a code node and a subsequent node.
3. Create an invalid output variable in the code settings panel.
4. Search for this variable in the output node.
5. Run the app.

✔️ Expected Behavior

1. Users should not be able to create an output variable with a key that exceeds the valid length.
2. Output variables in the code settings panel should be consistent with the variable search list in the subsequent node.

❌ Actual Behavior

1. When user creating an invalid output variable only receives error notification, the invalid variable is created successfully.
2. Though successfully created and able to run the code, the variable can not be selected in the following nodes.