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Is ruby1.8 still supported?
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<br/>On July 18, 2013 at 4:00 PM Sankaranarayanan Natarajan <sankar.natarajan@dfki.de> wrote:
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Hi ,
<br/>
<br/> Three weeks ago i tried ROCK-ROS bridging component. Everything worked fine. Last week i did ROCK update and just tried to run "rock-display",  it failed. I even did a fresh rock installation.
<br/> The following things i did:
<br/> 1. Include the following text in autoproj/manifest
<br/>      package_sets:
<br/>      - gitorious: rock-ros/package_set
<br/>      layout:
<br/>      - rock.ros
<br/> 2. update and build
<br/> 3. run roscore in a terminal
<br/> 4. setup ROS_MASTER_URI and typed "rock-display" and got the following error:
<br/>
<br/>     /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/task_context_base.rb:660:in `model=': undefined method `typekit' for nil:NilClass (NoMethodError)
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/task_context_base.rb:335:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/ros/node.rb:64:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/ros/name_service.rb:197:in `new'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/ros/name_service.rb:197:in `get'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/async/name_service.rb:281:in `get'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:190:in `call'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:190:in `execute'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:553:in `spawn_thread'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:528:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:528:in `new'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:528:in `spawn_thread'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:320:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:319:in `times'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:319:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:318:in `synchronize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/thread_pool.rb:318:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/async/async.rb:97:in `new'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/async/async.rb:97:in `event_loop'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/async/name_service.rb:27:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/async/name_service.rb:108:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/async/name_service.rb:4:in `new'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/async/name_service.rb:4:in `name_service'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/base.rb:498:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/base.rb:497:in `each'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/orocos.rb/lib/orocos/base.rb:497:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/base/scripts/lib/rock/bundle.rb:418:in `initialize'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/gui/vizkit/bin/rock-display:65
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/tools/utilrb/lib/utilrb/event_loop.rb:621:in `step'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/gui/vizkit/ruby/lib/vizkit/vizkit.rb:125:in `exec'
<br/>     from /usr/lib/ruby/1.8/Qt/qtruby4.rb:2427:in `call'
<br/>     from /usr/lib/ruby/1.8/Qt/qtruby4.rb:2427:in `invoke'
<br/>     from /usr/lib/ruby/1.8/Qt/qtruby4.rb:469:in `qt_metacall'
<br/>     from /usr/lib/ruby/1.8/Qt/qtruby4.rb:469:in `method_missing'
<br/>     from /usr/lib/ruby/1.8/Qt/qtruby4.rb:469:in `exec'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/gui/vizkit/ruby/lib/vizkit/vizkit.rb:129:in `exec'
<br/>     from /home/natarajan/Workspace/Projects/Spacebot/Softwares/dev/gui/vizkit/bin/rock-display:107
<br/>
<br/>
<br/> Any idea??
<br/>
<br/> -Sankar
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--
<br/>Jakob Schwendner, M.Sc.
<br/>Researcher
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<br/>DFKI Bremen
<br/>Robotics Innovation Center
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