More detailed information can be found on GitHub under the ImagingDataCommons/Web-App repository. All tickets related to known issues within the data portal are labeled with either a bug or an enhancement label.
The about box of the OHIF viewer reports the incorrect version number - OHIF/Viewers#2023
Selection of the Object class real-world mapping attribute will cause the OHIF viewer not to load
When working with the Safari browser, the 2D MPR functionality causes the viewer to freeze. We recommend using Google Chrome or Firefox when working with the Imaging Data Commons - ImagingDataCommons/IDC-WebApp#213
Tag viewer version is currently broken for RT Struct series in the OHIF viewer - OHIF/Viewers#2122
The occasional return of a Chunk Load Error on the viewer load not handled correctly and will cause the viewer to fail - OHIF/Viewers#2021