[GoogleGenerativeAI Error]: Error fetching from https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash:generateContent: [400 Bad Request] * GenerateContentRequest.tools[0].function_declarations[6].parameters.properties[data].properties[children].items.properties[children].items: missing field. *
Some MCP servers trigger this tool-calling error, but it only seems to occur when using Gemini LLMs. Is there a known workaround (within n8n)?