[NET-495] Unsupported record version Unknown-48.48 - commons-net-3.1.jar

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1
• Fix Version/s: 3.2
• Component/s: FTP
• Labels: commons-net-3.1.jar ftp ftps

Environment

Windows XP, Windows 7, HP-UX

• Assignee: Unassigned
• Reporter: Deepak Pant
• Created: 10/Jan/13 14:04
• Updated: 27/Jul/15 08:24
• Resolved: 17/Apr/13 22:16

Description

FTPSClient bundled in "commons-net-3.1.jar" returns "Unsupported record version Unknown-48.48" error when I try to FTP a zero byte file. This error doesn't come when we use "commons-net-2.0.jar" file.

javax.net.ssl.SSLException: Unsupported record version Unknown-48.48
at com.sun.net.ssl.internal.ssl.InputRecord.readV3Record(InputRecord.java:375)
at com.sun.net.ssl.internal.ssl.InputRecord.read(InputRecord.java:360)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:830)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.readDataRecord(SSLSocketImpl.java:787)
at com.sun.net.ssl.internal.ssl.AppInputStream.read(AppInputStream.java:75)
at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:264)
at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:306)
at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:158)
at java.io.InputStreamReader.read(InputStreamReader.java:167)
at java.io.BufferedReader.fill(BufferedReader.java:136)
at java.io.BufferedReader.readLine(BufferedReader.java:299)
at java.io.BufferedReader.readLine(BufferedReader.java:362)
at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:310)
at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:290)
at org.apache.commons.net.ftp.FTP.getReply(FTP.java:637)
at org.apache.commons.net.ftp.FTPClient.completePendingCommand(FTPClient.java:1637)
at org.apache.commons.net.ftp.FTPClient._storeFile(FTPClient.java:599)
at org.apache.commons.net.ftp.FTPClient.__storeFile(FTPClient.java:557)
at org.apache.commons.net.ftp.FTPClient.storeFile(FTPClient.java:1795)
at FTPSExample.main(FTPSExample.java:173)