[ros-users] Playback of bag files recorded with the split option

Tim Field tfield at willowgarage.com
Mon Sep 13 15:21:39 UTC 2010

Hi Markus,

Which version of ROS are you using?  You can run "rosversion ros" to check.


On Mon, Sep 13, 2010 at 6:35 AM, Markus Achtelik <
markus.achtelik at mavt.ethz.ch> wrote:

> Hi all,
> I recorded some data with rosbag record and the split option. Playing
> back or rosbag info works perfectly for the first file that was
> recorded. The remaining files give me the error:
> ERROR bag unindexed: secondfile.bag.  Run rosbag reindex.
> After reindexing these files, rosbag info just gives me something like
> this, instead of listing the topics etc:
> path:    secondfile.bag
> version: 2.0
> size:    200.1 MB
> How can I play back these files? From what I can tell from the size of
> the first bagfile (mostly images) and number of messages, information
> from rosbag info firstfile.bag just corresponds to this firstfile.bag.
> I guess I just didn't get something really simple ...
> Thanks for the help!
> Best, Markus
> PS: firstfile.bag and secondfile.bag are just examples, I kept the
> original filenames given by rosbag record
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