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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Orca hanging when large JSONs are piped in","articleBody":"I have a dataframe with 20 years of daily data. iplot can process any plots.\r\n\r\nHowever, I can only use orca when I slice the dataframe for less than 4 years of data.\r\nIt fails in the notebook as well as in command line from a json dumped file with the following text.\r\n\r\n```\r\nA JavaScript error occurred in the main process\r\nUncaught Exception:\r\nTypeError: path must be a string or Buffer\r\n    at Object.fs.mkdirSync (fs.js:891:18)\r\n    at main (/usr/local/lib/node_modules/orca/bin/graph.js:105:8)\r\n    at Object.\u003canonymous\u003e (/usr/local/lib/node_modules/orca/bin/orca_electron.js:73:25)\r\n    at Object.\u003canonymous\u003e (/usr/local/lib/node_modules/orca/bin/orca_electron.js:99:3)\r\n    at Module._compile (module.js:569:30)\r\n    at Object.Module._extensions..js (module.js:580:10)\r\n    at Module.load (module.js:503:32)\r\n    at tryModuleLoad (module.js:466:12)\r\n    at Function.Module._load (module.js:458:3)\r\n    at loadApplicationPackage (/usr/local/lib/node_modules/electron/dist/resources/default_app.asar/main.js:287:12)\r\n\r\n```\r\nThe JSON files are 250Kb large for the 20 years of data.\r\n[data.zip](https://github.com/plotly/orca/files/2264157/data.zip)\r\n\r\n\r\n\r\n","author":{"url":"https://github.com/sdrap","@type":"Person","name":"sdrap"},"datePublished":"2018-08-06T21:26:29.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":22},"url":"https://github.com/110/orca/issues/110"}