2009 and Subassemblies – a "heads up"

I was testing something for Dana today and ran into an unexpected event with Civil 3D 2009, and thought that I should let users know about it so they won’t be surprised. I have confirmed that it is a known issue, but definitely not a show stopper.

Follow the link to find out more.

When I design corridors, I generally use the LaneOutsideSuper as my typical lane subassembly. In many areas, there is no need for a base and a subbase layer, so I’ve always set one or the other to zero depending on the circumstances. However, this is not possible with the 2009 release of Civil 3D. 

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If I set the subbase (or the base) to zero on the above subassembly, I get an error message in the event viewer that says the following:

Input parameter value should be greater than zero [Basedepth] (Source: LaneOutsideSuper)   


On top of that, I get the old hash mark symbol for the subassembly that’s impossible to get rid of…

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You can get around this by setting the depth to something negligible, such as .00001 or something – it’ll throw the layer in there, but not enough to matter. Be on the lookout with pre-2009 drawings as well.

6 comments

  1. Chris Wallis says:

    thanx for the heads up! – you guys rock! – ‘still waitin’ for the 09 disk to arive, so still playn’ w/beta

    thank you

  2. Ugh, here we go again. Fixing something that wasn’t broken to begin with. I assume we need to fix these in ’08 drawings and templates before we open ’09?

    SP1, here we come!

    Thanks for the heads up, Jason.

  3. Juan Soto says:

    already broken? man this is getting out of hand

  4. JON RIDINGER says:

    Slightly off topic, but I have had some success (C3D 2008) fixing the “old hashmark” by going into ASSEMBLY PROPERTIES – CONSTRUCTION and clicking some random box and then exiting.
    However right now I can’t get a subassembly to break (you know when I want it to).

  5. ALLEN JESSUP says:

    I ran in to the same problem with the UrbanSidewalk subassembly. If the Boulevard Widths are set to 0 the Sod link code goes crazy. The intrinsic corridor surface (what Dana called a pseudo tin) shows tin lines running wildly across any curves.

    Setting the width to 0.00000001 elimitates the problem.

  6. Christian Billiot says:

    This is one of the things I reported during beta testing. If you open a drawing you created in 08 you will get many errors about the 0’s but when I rebuilt my corridor and got the warnings again it did not seem to negatively affect my corridor, just an event center headache. I have not retested this since the final release has come out but I see here it is still an issue. I will test again but from the beta it sounds like you should model in 08 then open in 09. Not sure how this will affect interactions with dynamic featurelines though.