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Dyrman is right. Gold, the collection, has its own solutions. I've tried many games, and the best solution is to install the games separately. That is, install them in order: Heroes 5, Fortress, Stronghold. That's it, and everything will work well. +++ And also, I play and create maps without Patch 3.1, and I haven't noticed any glitches or errors. Sometimes, the worst enemy of good is better...