Registration with Dropbox does not work anymore

[fathzer]

Sorry, an error occurred:
com.dropbox.core.NetworkIOException: Received fatal alert: protocol_version
at com.dropbox.core.DbxRequestUtil.startPostRaw(DbxRequestUtil.java:240)
at com.dropbox.core.DbxRequestUtil.startPostNoAuth(DbxRequestUtil.java:211)
at com.dropbox.core.DbxRequestUtil$2.run(DbxRequestUtil.java:389)
at com.dropbox.core.DbxRequestUtil.runAndRetry(DbxRequestUtil.java:434)
at com.dropbox.core.DbxRequestUtil.doPostNoAuth(DbxRequestUtil.java:386)
at com.dropbox.core.DbxWebAuth.finish(DbxWebAuth.java:387)
at com.dropbox.core.DbxWebAuth.finish(DbxWebAuth.java:369)
at com.dropbox.core.DbxWebAuth.finishFromCode(DbxWebAuth.java:295)
at com.fathzer.jdbbackup.dropbox.DropBoxManager.getToken(DropBoxManager.java:114)
at com.fathzer.jdbbackup.dropbox.DropBoxManager.main(DropBoxManager.java:142)
Caused by: javax.net.ssl.SSLException: Received fatal alert: protocol_version
at sun.security.ssl.Alerts.getSSLException(Alerts.java:208)
at sun.security.ssl.Alerts.getSSLException(Alerts.java:154)
at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:2023)
at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1125)
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1375)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1403)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1387)
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.getOutputStream0(HttpURLConnection.java:1283)
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1258)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(HttpsURLConnectionImpl.java:250)
at com.dropbox.core.http.StandardHttpRequestor.getOutputStream(StandardHttpRequestor.java:123)
at com.dropbox.core.http.StandardHttpRequestor.access$000(StandardHttpRequestor.java:28)
at com.dropbox.core.http.StandardHttpRequestor$Uploader.(StandardHttpRequestor.java:133)
at com.dropbox.core.http.StandardHttpRequestor.startPost(StandardHttpRequestor.java:72)
at com.dropbox.core.http.StandardHttpRequestor.startPost(StandardHttpRequestor.java:28)
at com.dropbox.core.DbxRequestUtil.startPostRaw(DbxRequestUtil.java:232)
... 9 more