Francisco - ptrace is not installed by default in Ubuntu 13.10. Looks 
like you will need to install it as I had to do :)

Jack


On 14-03-03 06:48 PM, Francisco Cribari wrote:
> I run the unstable version of Darktable (from Pascal's PPA): Version
> 1.4.1+68~ga0e146a. My OS is Ubuntu Gnome 13.10 64 bit. Dartable crashes
> when I try to import a folder of Nikon RAW files. That happens with kernels
>
> Linux darwin3 3.12.6-031206-generic #201312201218 SMP Fri Dec 20 17:20:06
> UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
>
> and
>
> Linux darwin3 3.13.5-031305-generic #201402221823 SMP Sat Feb 22 23:24:30
> UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
>
> Here is the message I get:
>
> cribari@darwin3:~$ darktable -d
> [mipmap_cache] cache is empty, file
> `/home/cribari/.cache/darktable/mipmaps-5adeeaa995f8ecf7e64bb1fe188c8f3ec6160f28'
> doesn't exist
> Could not attach to process.  If your uid matches the uid of the target
> process, check the setting of /proc/sys/kernel/yama/ptrace_scope, or try
> again as the root user.  For more details, see /etc/sysctl.d/10-ptrace.conf
> ptrace: Operation not permitted.
> /home/cribari/22204: No such file or directory.
> backtrace written to /tmp/darktable_bt_IJ0ACX.txt
> Segmentation fault (core dumped)
> cribari@darwin3:~$
>
> Also:
>
> cribari@darwin3:~/.cache/darktable$ ls -lh
> total 0
> cribari@darwin3:~/.cache/darktable$
>
> Suggestions are welcome. Thank you in advance.
>
>
>
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>


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Subversion Kills Productivity. Get off Subversion & Make the Move to Perforce.
With Perforce, you get hassle-free workflows. Merge that actually works. 
Faster operations. Version large binaries.  Built-in WAN optimization and the
freedom to use Git, Perforce or both. Make the move to Perforce.
http://pubads.g.doubleclick.net/gampad/clk?id=122218951&iu=/4140/ostg.clktrk
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