Theres "SynEngine.log" file in the installation directory could you please upload it to DropBox website and give a link in the Report Issues Section
And while you do so - Please make sure you have the following:
1.Windows 7 Ultimate English Version / Window 8 Pro English Version ( Both 32 bit and 64 bit versions are supported )
2. Dotnet 4.0 and 4.5 Along with MS Visual C++ 2010 Runtime
3. Check if your Speech engine is configured correctly ( in the windows control panel )
Some features have been configured to be set by the user himself ( for transparency of privacy ).
The Help Section
has all the details for setting them up.