java.io.IOException: Server returned HTTP response code: 403 for URL: http://launcher.simpleminecraft.net/resources/versions/1.12.2/libraries/it/unimi/dsi/fastutil/7.1.0/fastutil-7.1.0.jar?35fc1f3aaab7a782873be02319a53828
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1839)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1440)
at ru.simplemc.launcher.service.u.a(Unknown Source)
at ru.simplemc.launcher.service.u.a(Unknown Source)
at ru.simplemc.launcher.service.u.a(Unknown Source)
at ru.simplemc.launcher.service.u.a(Unknown Source)
at ru.simplemc.launcher.service.u.c(Unknown Source)
at ru.simplemc.launcher.service.u.run(Unknown Source)
at java.lang.Thread.run(Thread.java:745)
Pixelmon