First, make sure that your computer meets the minimum system requirements to run the application:
- Operating system: Windows 7 on both 32 and 64-bit architecture (Home editions are not supported);
- Processor: P4 with 1.8GHz or equivalent;
- RAM: 1Gb;
- HDD space: 1Gb.
If the requirements are fulfilled, it's possible that the software to not be correctly installed. In this case try uninstalling Weighman and then installing it again. If you still have issues, you can get in touch with an official technician using the contact information from the official web page.