Diffusion Tensor Estimation is not working with my data

Usually this error happens when the directory you are loading with DWIConvert contains DICOMs from different acquisitions. The DICOM needs to be sorted into directories by series.

You could try using DICOM browser module. Because of some issues with tag identification, please select only DICOMDiffusionVolumePlugin:

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Then click Examine; then try to Load your diffusion series. The DICOM browser should do the sorting (it copies the files into a temporary directory). It should recognize Siemens data using the standard tags, but may not recognize data from some scanners.

If that doesn’t work, you could try sorting with the tool mentioned here: