When installing your software, you get an Internal 2738 error.
Causes: An unregistered DLL or a conflict with McAfee Antivirus or a prior installation of McAfee. When McAfee is uninstalled it may leave residual traces that can affect installs.
Certain Anti-Virus programs have been known to affect the registration of a particular dll.
If you had McAfee Anti-Virus in the past (even if you have unistalled it will leave some trace components on the computer), please use this McAfee tool to remove it completely:
McAfee Download Tool