Hey, I’m seeing such error when using
docker compose logs
and I don’t understand where it’s coming from. maybe from the ChainSummarization node?
any ideas? thank you.
n8n_app | Failed to calculate number of tokens, falling back to approximate count Error: Unknown model
n8n_app | at getEncodingNameForModel (/usr/local/lib/node_modules/n8n/node_modules/js-tiktoken/dist/lite.cjs:251:13)
n8n_app | at encodingForModel (/usr/local/lib/node_modules/n8n/node_modules/@langchain/core/dist/utils/tiktoken.cjs:23:59)
n8n_app | at ChatOpenAI.getNumTokens (/usr/local/lib/node_modules/n8n/node_modules/@langchain/core/dist/language_models/base.cjs:206:75)
n8n_app | at LLMChain._getNumTokens (/usr/local/lib/node_modules/n8n/node_modules/langchain/dist/chains/llm_chain.cjs:217:44)
n8n_app | at MapReduceDocumentsChain._call (/usr/local/lib/node_modules/n8n/node_modules/langchain/dist/chains/combine_docs_chain.cjs:180:73)
n8n_app | at processTicksAndRejections (node:internal/process/task_queues:95:5)
n8n_app | at MapReduceDocumentsChain.invoke (/usr/local/lib/node_modules/n8n/node_modules/langchain/dist/chains/base.cjs:58:28)
n8n_app | at ExecuteContext.execute (/usr/local/lib/node_modules/n8n/node_modules/@n8n/n8n-nodes-langchain/dist/nodes/chains/ChainSummarization/V2/ChainSummarizationV2.node.js:379:28)
n8n_app | at WorkflowExecute.runNode (/usr/local/lib/node_modules/n8n/node_modules/n8n-core/dist/execution-engine/workflow-execute.js:681:27)
n8n_app | at /usr/local/lib/node_modules/n8n/node_modules/n8n-core/dist/execution-engine/workflow-execute.js:915:51
n8n_app | at /usr/local/lib/node_modules/n8n/node_modules/n8n-core/dist/execution-engine/workflow-execute.js:1246:20
Information on your n8n setup
- n8n version: 1.89.2
- Database (default: SQLite): Postgres
- n8n EXECUTIONS_PROCESS setting (default: own, main):
- Running n8n via (Docker, npm, n8n cloud, desktop app): Docker
- Operating system: Linux