pvd doesn't support vth
OPening a PVD file pointing to vth datasets results in an the following error. It seems to be an oversight in the list of supported file extensions, see vtkXMLCollectionReaderInternals::ReaderList in vtkXMLCollectionReader.cxx. I suspect it would be an easy fix to add it.
ERROR: In /home/sensei/sc17/software/paraview/builds/ParaView/ParaViewCore/VTKExtensions/Default/vtkXMLCollectionReader.cxx, line 414 vtkPVDReader (0x4d12530): Could not determine the data type for the first dataset. Please make sure this file format is supported. ERROR: In /home/sensei/sc17/software/paraview/builds/ParaView/VTK/Common/ExecutionModel/vtkExecutive.cxx, line 784 vtkPVCompositeDataPipeline (0x4eb7c60): Algorithm vtkPVDReader(0x4d12530) returned failure for request: vtkInformation (0x4ec7600) Debug: Off Modified Time: 165109 Reference Count: 1 Registered Events: (none) Request: REQUEST_DATA_OBJECT ALGORITHM_AFTER_FORWARD: 1 FORWARD_DIRECTION: 0