How to solve error multiple tools with the same name in MCP

penguin_pam

I implemented two Spring AI Model Context Protocol (MCP), client and server. Especially, I used Standard MCP Client with SSE HTTP protocol and WebMVC Server Transport for MCP sever. Both start without problem. But, when I send a request to MCP Client, I get an error like Multiple tools with the same name found in ToolCallingChatOptions. I tried to exclude SseWebFluxTransportAutoConfiguration.class and StdioTransportAutoConfiguration.class from...

Originally asked by user10659018 on Stack Exchange (stackoverflow) (CC BY-SA 4.0).

uphilltech

Great question — answering as the UphillTech team:

I found a workaround based on a Github discussion https://github.com/spring-projects/spring-ai/issues/2650 So it seems like the error was caused by how ChatClient was building. For my version of code that gave an error: In Spring AI Mcp Client, in order to handle tools recovery and register the tools with the ChatClient I created a Class called McpClientConfig like that: @Configuration @AllArgsConstructor public class McpClientConfig { @Bean @Primary public SyncMcpToolCallbackProvider syncMcpToolCallbackProvider(List<McpSyncClient> mcpClients) { return new SyncMcpToolCallbackProvider(mcpClients); } @Bean public ChatClient chatClient(ChatClient.Builder chatClientBuilder,...

Full answer by user10659018: https://stackoverflow.stackexchange.com/a/79691276 (CC BY-SA 4.0).

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