VertexAI Claude 3.5 Sonnet v2 Error when Sending a Message with Files

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Dify version

v1.1.0

Cloud or Self Hosted

Self Hosted (Docker)

Steps to reproduce

1. Use files input field

2. Use Vertex Claude 3.5 Sonnet v2 model

3. Upload a file through files input field and send a message (can be anything like a random .png)

✔️ Expected Behavior

Model recognizing the file and using it to generate LLM output

❌ Actual Behavior

[vertex_ai] Error: PluginInvokeError: {"args":{"description":"[models] Error: 'list' object has no attribute 'strip'"},"error_type":"InvokeError","message":"[models] Error: 'list' object has no attribute 'strip'"}