Cyberduck Mountain Duck CLI

Opened on Jan 16, 2014 at 1:34:48 PM

Closed on Jan 28, 2014 at 10:06:01 PM

Last modified on Jan 29, 2014 at 10:26:26 AM

#7738 closed defect (fixed)

Could not generate DH keypair

Reported by: raimund Owned by: yla
Priority: normal Milestone: 4.4.4
Component: ftp-tls Version: 4.4.3
Severity: normal Keywords:
Cc: Architecture: Intel
Platform: Windows 7

Description

I want to connect to an FTPS server but I get an error message: 

Connection failed

java.lang.RuntimeException: Could not generate DH keypair.

220 ProFTPD 1.3.4a Server (Debian)
AUTH TLS
234 AUTH TLS successful

I have JRE 1.7.0_51. I installed the "Unlimited Strength Java(TM) Cryptography Extension Policy Files" but no success.

Attachments (1)

ftps.pcap​ (3.2 KB) - added by raimund on Jan 16, 2014 at 2:18:48 PM.

Download all attachments as: .zip

Change History (11)

comment:1 in reply to: ↑ description Changed on Jan 16, 2014 at 2:09:51 PM by dkocher

Replying to raimund:

I have JRE 1.7.0_51. I installed the "Unlimited Strength Java(TM) Cryptography Extension Policy Files" but no success.

There is no JRE installation requirement to run Cyberduck and it is not used.

comment:2 Changed on Jan 16, 2014 at 2:10:05 PM by dkocher

  • Milestone set to 4.4.4
  • Owner changed from dkocher to yla
  • Summary changed from java.lang.RuntimeException: Could not generate DH keypair to Could not generate DH keypair

comment:3 Changed on Jan 16, 2014 at 2:11:16 PM by dkocher

What is the server DNS name you are trying to connect to?

Changed on Jan 16, 2014 at 2:18:48 PM by raimund

comment:4 Changed on Jan 16, 2014 at 2:19:25 PM by raimund

Unfortunately it's a private FTP server, but I've attached a tcpdump capture of the traffic.

comment:5 Changed on Jan 16, 2014 at 9:33:07 PM by dkocher

Possibly related to ​JDK-6956398.

comment:6 Changed on Jan 24, 2014 at 10:27:32 AM by dkocher

Can you please test with the latest ​snapshot build available and let us know if it works.

comment:7 Changed on Jan 24, 2014 at 10:57:42 AM by raimund

Unfortunately no luck with Version 4.4.4 (14217) - still the same error message.

comment:8 Changed on Jan 28, 2014 at 10:06:01 PM by dkocher

  • Resolution set to fixed
  • Status changed from new to closed

In r14255.

comment:9 Changed on Jan 29, 2014 at 9:56:14 AM by dkocher

Please update to the latest ​snapshot build available.

comment:10 Changed on Jan 29, 2014 at 10:26:26 AM by raimund

Yippie, it works, thank you!

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