I have a small error in the console, the plugin is not working correctly, at first it worked fine but now it doesn't, any ideas?
[14:04:26 WARN]: java.io.IOException: Server returned HTTP response code: 525 for URL:
https://www.francescoferrara.it/api/horrorminecraft.json
[14:04:26 WARN]: at java.base/sun.net.
www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:2014)
[14:04:26 WARN]: at java.base/sun.net.
www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1615)
[14:04:26 WARN]: at java.base/sun.net.
www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:223)
[14:04:26 WARN]: at HorrorMinecraft.jar//dev.francies.horrorMinecraft.HorrorMinecraft.checkForUpdates(HorrorMinecraft.java:390)
[14:04:26 WARN]: at HorrorMinecraft.jar//dev.francies.horrorMinecraft.utils.PlayerLoginListener.lambda$onPlayerJoin$0(PlayerLoginListener.java:24)
[14:04:26 WARN]: at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:78)
[14:04:26 WARN]: at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:474)
[14:04:26 WARN]: at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1662)
[14:04:26 WARN]: at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1530)
[14:04:26 WARN]: at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1252)
[14:04:26 WARN]: at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310)
[14:04:26 WARN]: at java.base/java.lang.Thread.run(Thread.java:1583)