A 32-bit/64-bit mismatch. You downloaded the 64-bit version of DicomJet (rare) or your OS is corrupt. Fix: Uninstall and reinstall the 32-bit (x86) version of DicomJet. It runs perfectly on 64-bit Windows via WoW64.

DicomJet is a commercial DICOM viewer/convertor. For downloads, go to the vendor’s official site or a trusted software repository. I can’t provide direct download files, but here are suggested search queries you can copy-paste to find the official download page and safe mirrors:

b1c2d3e4f5a6b7c8d9e0f1a2b3c4d5e6f7a8b9c0d1e2f3a4b5c6d7e8f9a0b1c2

Before downloading DICOMJet, ensure that your computer meets the minimum system requirements. These include:

Missing Visual C++ runtime. Fix: Download and install "Microsoft Visual C++ 2010 Redistributable Package (x86)." You do not need the x64 version.