We can isolate the program using the clean boot. Perform a clean start to verify if a third person or service is interfering with the installation process. Uninstall and reinstall Microsoft Zoo Tycoon 2 Marine Mania and check if the problem persists. I suggest that you follow the steps mentioned below and check if the problem persists. It uninstalls everything and will not re install! How can I solve this problem? I have Zoo tycoon 2 is installed on my computer, but when I try to install marine mania, I takes me to the screen to uninstall Zoo tycoon 2. Problems installing with Zoo Tycoon 2 Marine Mania.