Attempting to build version: 'latest' use --rev <version> to override
Could not get version latest does it exist? Try another version or use 'latest'
javax.net.ssl.SSLException: java.security.ProviderException: java.security.KeyEx                                                                                       ception
        at sun.security.ssl.Alerts.getSSLException(Alerts.java:208)
        at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1916)
        at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1874)
        at sun.security.ssl.SSLSocketImpl.handleException(SSLSocketImpl.java:185                                                                                       7)
        at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1378                                                                                       )
        at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1355                                                                                       )
        at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:                                                                                       559)
        at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect                                                                                       (AbstractDelegateHttpsURLConnection.java:185)
        at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLCon                                                                                       nection.java:1302)
        at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Http                                                                                       sURLConnectionImpl.java:254)
        at org.spigotmc.builder.Builder.get(Builder.java:469)
        at org.spigotmc.builder.Builder.main(Builder.java:229)
Caused by: java.security.ProviderException: java.security.KeyException
        at sun.security.ec.ECKeyPairGenerator.generateKeyPair(ECKeyPairGenerator                                                                                       .java:146)
        at java.security.KeyPairGenerator$Delegate.generateKeyPair(KeyPairGenera                                                                                       tor.java:704)
        at sun.security.ssl.ECDHCrypt.<init>(ECDHCrypt.java:78)
        at sun.security.ssl.ClientHandshaker.serverKeyExchange(ClientHandshaker.                                                                                       java:717)
        at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.jav                                                                                       a:278)
        at sun.security.ssl.Handshaker.processLoop(Handshaker.java:913)
        at sun.security.ssl.Handshaker.process_record(Handshaker.java:849)
        at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1035)
        at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.                                                                                       java:1344)
        at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1371                                                                                       )
        ... 7 more
Caused by: java.security.KeyException
        at sun.security.ec.ECKeyPairGenerator.generateECKeyPair(Native Method)
        at sun.security.ec.ECKeyPairGenerator.generateKeyPair(ECKeyPairGenerator                                                                                       .java:126)
        ... 16 more