[BitBucket user: Martin van Kuik]
[BitBucket date: 2016-03-08.10:21:14]

Thanks a lot for your help. However, I may have found something. The issue still persists, but it seems that in

    https://hg.orthanc-server.com/orthanc-dicomweb/file/cf5002bc63a885bf99c413718d612f199a8cd748/Plugin/QidoRs.cpp

the DICOM tag used in the QIDO call is wrong.

result.push_back(gdcm::Tag(0x0008, 0x0056)); // Modality

Shouldn't that be result.push_back(gdcm::Tag(0x0008, 0x0060)); // Modality ?