Note for Upgrades: 1.0.4 is a major update with a new widget size. So, it might show "problem with widget" if yes, then only remove the widget from your screen and add them back.
FAQs:
Question: Digi Clock Widget isn't working correctly or showing on my device?
Answer: If Digi Clock Widget is installed on the SD card, then it might not work properly because Android doesn't support widgets on SD card! You have to move it to device and reboot you phone.
Settings - Applications - Manage Applications - Digi Clock Widget - Move to Phone
*** Do not hesitate to contact me in case you have problems with the widget or want to suggest some new features ***