It seems like the videos are not fully uploaded to YouTube, they are stuck in “processing mode” and do not show up.
When I start the workflow in n8n, I get this:
AxiosError: Request failed with status code 400 at settle (/usr/local/lib/node_modules/n8n/node_modules/axios/lib/core/settle.js:19:12) at IncomingMessage.handleStreamEnd (/usr/local/lib/node_modules/n8n/node_modules/axios/lib/adapters/http.js:589:11) at IncomingMessage.emit (node:events:531:35) at IncomingMessage.emit (node:domain:488:12) at endReadableNT (node:internal/streams/readable:1696:12) at processTicksAndRejections (node:internal/process/task_queues:82:21) at Axios.request (/usr/local/lib/node_modules/n8n/node_modules/axios/lib/core/Axios.js:45:41) at processTicksAndRejections (node:internal/process/task_queues:95:5) at Object.httpRequest (/usr/local/lib/node_modules/n8n/node_modules/n8n-core/dist/NodeExecuteFunctions.js:762:18) at Object.execute (/usr/local/lib/node_modules/n8n/node_modules/n8n-nodes-base/dist/nodes/Google/YouTube/YouTube.node.js:610:50) at Workflow.runNode (/usr/local/lib/node_modules/n8n/node_modules/n8n-workflow/dist/Workflow.js:725:19) at /usr/local/lib/node_modules/n8n/node_modules/n8n-core/dist/WorkflowExecute.js:673:51 at /usr/local/lib/node_modules/n8n/node_modules/n8n-core/dist/WorkflowExecute.js:1085:20