I have tried the below commands to install LTT on VMware running Ubuntu 10.04, but got the following error. Please help.

From link : https://launchpad.net/~lttng/+archive/ppa

$ sudo apt-add-repository ppa:lttng/ppa

$ sudo apt-get update

$ sudo apt-get install lttng-tools lttng-modules-dkms babeltrace



user@usr:~$ sudo apt-add-repository ppa:lttng/ppa

Executing: gpg --ignore-time-conflict --no-options --no-default-keyring --secret-keyring /etc/apt/secring.gpg --trustdb-name /etc/apt/trustdb.gpg --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --keyserver keyserver.ubuntu.com --recv C541B13BD43FA44A287E4161F4A7DFFC33739778
gpg: requesting key 33739778 from hkp server keyserver.ubuntu.com
gpg: unable to execute program `/usr/local/libexec/gnupg/gpgkeys_curl': No such file or directory
gpg: no handler for keyserver scheme `hkp'
gpg: keyserver receive failed: keyserver error

user@usr:~$ 


user@usr:~$ sudo apt-get update

.....
$


user@usr:~$ sudo apt-get install lttng-tools lttng-modules-dkms babeltrace

Reading package lists... Done
Building dependency tree       
Reading state information... Done
E: Couldn't find package lttng-tools

user@usr:~$ 



My systemm details:


user@usr:~$ cat /etc/lsb-release 
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=10.04
DISTRIB_CODENAME=lucid
DISTRIB_DESCRIPTION="Ubuntu 10.04.4 LTS"
user@usr:~$ 
user@usr:~$ 
user@usr:~$ uname -a
Linux usr 2.6.32-42-generic #95-Ubuntu SMP Wed Jul 25 15:57:54 UTC 2012 i686 GNU/Linux
user@usr:~$ 

Regards, Ashoka