iGuest 3 Report post Posted December 16, 2009 Reinstallation of Oracle 10 GProblems Installing Vistahi , I have installed ORacle 10 g in my laptop but unknowingly someone had removed the Oracle files in C drive.. When I tried to install it again I am getting an error like Oracle 10 g is already installed , boot it and install .. How to resolve it.. -reply by Jasmine Share this post Link to post Share on other sites