Droplit
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“Loading the Python core …” is stuck

The web version calculates your shows right in the browser. To do that, it loads a calculation core at startup. While that is running, the top shows “Loading the Python core …”. If it stays there, one of the following steps usually helps.

This is the notice the article means.
This is the notice the article means.

Step by step

  1. On the first start, wait up to a minute. The first time, the core is several megabytes. After that it comes from the browser’s storage and starts faster.
  2. Check your internet connection. The core is loaded from a server for program components (cdn.jsdelivr.net).
  3. Reload the page: ⌘R on a Mac, F5 on Windows.
  4. If that doesn’t help, reload without the cache: ⇧⌘R on a Mac, Ctrl+F5 on Windows. This helps especially after a Droplit update.
  5. Turn off ad or script blockers for this page, or allow cdn.jsdelivr.net there.
  6. Use a normal window instead of a private one, and a current version of Chrome or Edge.

Good to know

  • Before the core, Droplit checks your sign-in (“Checking sign-in …”). If you aren’t signed in, you end up on the sign-in page.
  • Company or school networks sometimes block servers for program components. Then try another network, e.g. your phone as a hotspot.

If something goes wrong

  • “Python core: … won't load (HTTP …)”: a Droplit file is missing on the server or can’t be reached right now. Reload without the cache after a few minutes. If it stays that way, let us know.
  • “Loading the Python core …” stays on screen for several minutes and nothing happens: usually a blocker or the network blocks the download. See steps 4 to 6.
  • The page stays completely blank: see The page doesn’t load or only half loads.

Still not working? With you can send us a screenshot. The technical details that are sent along automatically are especially helpful here.

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