Failed to register service worker: SecurityError

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  • 2 posts
  • Problem Description

    Hi, I work for and am trying to get the c2 plugin working again. However, I get an cross domain security error when exporting. Preview is fine. Sadly, there is no stack trace. The following is the full error.

    Failed to register service worker: DOMException [SecurityError: "The operation is insecure." code: 18 nsresult: 0x80530012 location:]

    plugin is here ... struct-sdk

    Attach a Capx

    Description of Capx

    default project with plugin, has login, save data, load data

    Steps to Reproduce Bug

    • install plugin
    • open dev2.capx
    • export and view online

    Observed Result

    security error, no stack trace. The error goes away when server on https though. In preview the plugin works. After export, it does not.

    Expected Result

    no security error. At least some stack trace.

    Affected Browsers

    • Chrome: YES
    • FireFox: YES
    • Internet Explorer: PROBABLY

    Operating System and Service Pack

    Windows 10

    Construct 2 Version ID


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  • You need to host on a secure server (HTTPS) for offline support to work, which is provided by a Service Worker (hence the error message). The game should however continue to work. Closing as not a bug.

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