Problem Solved. Apparently I downloaded a bad copy of the ZIP file. I downloaded another copy on another computer and used that to install and it worked fine.

Hi ProfessorO. Yes there are browser addons and antivirus programs that will sometimes block anything with an .exe extension trying to be downloaded right from a browser. Viruses can even attach themselves to .exe files without you knowing upon download or if the exe passes through an unsafe server ...

Update on this. I found Flowstone.exe's running in task manager. I ended those, and started another and watched it. It uses about 50% - 80% of the processor for about 7 seconds of CPU time and builds up about 47MB of mem usage, then it sits there at 0% CPU usage. Waited for a while and nothing ...

Hi folks. So I installed Flowstone2 on my laptop running windows XP. At the end of the install I clicked 'Finish' and allowed it to start Flowstone2. It brought up most of the GUI but then disappeared and brought up a crash report. I didn't send the report thinking it was maybe a one time bug. I ...