Maybe I misunderstand, but if the problem was because of point data arrays being different on different blocks, wouldn't the same errors occur in serial? I only get problems running in parallel.
On Mon, Dec 2, 2013 at 8:20 PM, Andy Bauer <[email protected]> wrote: > The point data arrays are probably ordered differently on separate blocks > or there are different point data arrays on different blocks. My suggestion > is to use a python programmable filter to remove the unneeded arrays or to > reorder them. > > Andy > > On Monday, December 2, 2013, Ben Colcord wrote: > >> Hello, >> >> I'm trying to extract data along a streamline. I have a script that works >> fine in serial, but gives errors in parallel. I get the same errors if I >> use the GUI or if I run the script with pvbatch, so I don't think it's a >> problem with the script. The errors I get are: >> >> ERROR: In /nv/hp25/bcolcord3/ParaView/VTK/Common/Core/vtkDataArray.cxx, >> line 474 >> vtkDoubleArray (0xd4058a00): The number of components do not match the >> number requested: 3 != 1 >> >> Warning: In >> /nv/hp25/bcolcord3/ParaView/VTK/Common/DataModel/vtkTable.cxx, line 421 >> vtkTable (0xd4634a60): Cannot assign this variant type to multi-component >> data array. >> >> These errors occur when I do "writer.UpdatePipeline()" in the script, or >> "Save Data" in the GUI. Output is still produced, but the attached images >> show the problem. The streamline co-ordinates are OK, but the density along >> the streamline is not. >> >> I'm using ParaView 4.01, commit 8bab4fd99bda5b0b8748. My dataset is >> Multi-block, and I apply the following filters before attempting writing: >> >> CellDatatoPointData >> ProgrammableFilter (to remove ghost layers) >> Calculator (to create velocity vector from components) >> StreamTracer >> >> As you can see, it's a very simple task, but I can't get it to work in >> parallel. Any help would be greatly appreciated. >> >> Thank you. >> >
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