java.lang.NoSuchMethodError: sun.net.www.http.KeepAliveCache: method get(Ljava/net/URL;Ljava/lang/Object;)Ljava/lang/Object; not found

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  • HttpsURLConnection problem
    via by 843797,
  • URGENT HttpsURLConnection PROBLEM!!!
    via by 807596,
    • java.lang.NoSuchMethodError: sun.net.www.http.KeepAliveCache: method get(Ljava
    • et/URL;Ljava/lang/Object;)Ljava/lang/Object; not found at sun.net.www.protocol.https.HttpsClient.a(DashoA6275) at sun.net.www.protocol.https.HttpsClient.a(DashoA6275) at sun.net.www.protocol.https.HttpsClient.a(DashoA6275) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.plainConnect(DashoA6275) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(DashoA6275) at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(DashoA6275) at pkg1.SecureSessionCredentialsNew.<init>(SecureSessionCredentialsNew.java:169) at pkg1.SecureSessionCredentialsNew.main(SecureSessionCredentialsNew.java:522)
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