Currently the CEST reader is very lenient when trying to find a fitting revision. This should be a non-default reader option. The stricter reading will only accept a fitting revision and will give hints on how to create one if none is found.
Create a json and put it at <PATH>
Details >>
Template json here
They want the option to place the jsons in a subfolder instead of in the same directory as the library.
The current implementation does not allow for detailed text to be set, so I just opted for a more comprehensive error message instead of building some kind of passing-the-details mechanism from mitkIOUtil.cpp to QmitkIOUtil.cpp.