I developed an application in the ogre 1.7.4 with xcode 4.3 and ios 5 , now i want to run the application in ios6 , so i need the ogre 1.8, can you please tell me how to convert form ogre1.7.4 to ogre 1.8, i just downloaded the ogre 1.8 and set the path , and started running in the ios6, but it is showing the black screen . can you please help me , what are the steps i need to follow to upgrade . Please help me


Thanks and regards
swathi