Error 1904 - ssdw3ao.ocx
If you see the following message or a similar message
This is due to your Antivirus software (Avast/Kaspersky/Norton etc) quarantining a file.
There are 2 fixes for this issue.
The easiest and quickest is to uninstall the Clockrite/Timepro software and re-install
or
Go to a command prompt (Run/CMD) and type the following
regsvr32 c:\clockrite\ssdw3ao.ocx
or
regsvr32 c:\timepro_ng\ssdw3ao.ocx
You may need administrator privileges to run this.