You have told Ditto to start whenever the computer boots. But it doesn’t work. Ditto is never started.
Open Regedit: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Add quotation marks around the entire path.
I guess, as in haven’t verified that this is the actual reason, that if there is a space somewhere in the path, like there for instance is in “C:\Program Files (x86)…”, Windows will only recognize the path up to the first space, so it will try to start “C:\Program”.