The installer needs to find the game in your Windows Registry. If you are using a "repack," the official patcher might not see the game. Pro-Tip: Should you go higher?
Are you trying to run a that requires this old version, or are you just looking for the most stable way to play the game today? The installer needs to find the game in
Since this is a legacy patch, you won't find it on official modern launchers like Steam or GOG (which come pre-patched to 1.0006). You can find it on: Are you trying to run a that requires
Some "purists" want the game exactly as it was in March 2007 with only the most game-breaking day-one bugs fixed. Moving from 1
Moving from 1.0000 to 1.0001 usually preserves saves, but moving backwards from a higher version will definitely break them.
Look under the "Shadow of Chernobyl" patches section. 3. Installation Tips
A tiny handful of "ancient" mods from 2007 only work on this version.