java.io.IOException

tip

Check if you didn't set RequestProperty Content-Type to the wrong type or if you're trying to send the wrong file to the server.

You have a different solution? A short tip here would help you and many other users who saw this issue last week.

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    • java.io.IOException: Server returned HTTP response code: 520 for URL: https://api.inventivetalent.org/spigot/resource-simple/9488 at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1840) at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1441) at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254) at io.github.dre2n.dungeonsxl.util.commons.update.spigot.SpigotUpdater.run(SpigotUpdater.java:131)

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