The selected tools are not supported by "Conversational Agent", please use "Tools Agent" instead

Describe the problem/error/question

When executing my workflow

I am getting error:

Problem in node ‘AI Agent‘

The selected tools are not supported by “Conversational Agent”, please use “Tools Agent” instead


NodeOperationError: The selected tools are not supported by "Conversational Agent", please use "Tools Agent" instead at checkForStructuredTools (/usr/local/lib/node_modules/n8n/node_modules/.pnpm/@n8n+n8n-nodes-langchain@file+packages+@n8n+nodes-langchain_20900c8302166d11a7199f732c8d7bf5/node_modules/@n8n/n8n-nodes-langchain/nodes/agents/Agent/agents/utils.ts:34:9) at ExecuteContext.conversationalAgentExecute (/usr/local/lib/node_modules/n8n/node_modules/.pnpm/@n8n+n8n-nodes-langchain@file+packages+@n8n+nodes-langchain_20900c8302166d11a7199f732c8d7bf5/node_modules/@n8n/n8n-nodes-langchain/nodes/agents/Agent/agents/ConversationalAgent/execute.ts:32:8) at processTicksAndRejections (node:internal/process/task_queues:105:5) at ExecuteContext.execute (/usr/local/lib/node_modules/n8n/node_modules/.pnpm/@n8n+n8n-nodes-langchain@file+packages+@n8n+nodes-langchain_20900c8302166d11a7199f732c8d7bf5/node_modules/@n8n/n8n-nodes-langchain/nodes/agents/Agent/V1/AgentV1.node.ts:472:11) at WorkflowExecute.executeNode (/usr/local/lib/node_modules/n8n/node_modules/.pnpm/n8n-core@file+packages+core_@[email protected]_@[email protected]_08b575bec2313d5d8a4cc75358971443/node_modules/n8n-core/src/execution-engine/workflow-execute.ts:1074:8) at WorkflowExecute.runNode (/usr/local/lib/node_modules/n8n/node_modules/.pnpm/n8n-core@file+packages+core_@[email protected]_@[email protected]_08b575bec2313d5d8a4cc75358971443/node_modules/n8n-core/src/execution-engine/workflow-execute.ts:1255:11) at /usr/local/lib/node_modules/n8n/node_modules/.pnpm/n8n-core@file+packages+core_@[email protected]_@[email protected]_08b575bec2313d5d8a4cc75358971443/node_modules/n8n-core/src/execution-engine/workflow-execute.ts:1691:27 at /usr/local/lib/node_modules/n8n/node_modules/.pnpm/n8n-core@file+packages+core_@[email protected]_@[email protected]_08b575bec2313d5d8a4cc75358971443/node_modules/n8n-core/src/execution-engine/workflow-execute.ts:2307:11

Please share your workflow

Information on your n8n setup

  • n8n version: 1.121.3
  • Database (default: SQLite): default
  • n8n EXECUTIONS_PROCESS setting (default: own, main):
  • Running n8n via (Docker, npm, n8n cloud, desktop app): Docker
  • Operating system: ubuntu 24.04.3 LTS

Hello @jan_vda, welcome!

You’re using a very outdated AI Agent node version:

Please try using the latest version instead:

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