The stksckefigspcpatch56.zip file you have requested: Shadow of Chernobyl / Official Releases / Patches / S.T.A.L.K.E.R. SoC 1.0006 World Patch - 7.64mb is not available. Perhaps try browsing all files for the game S.T.A.L.K.E.R. Shadow of Chernobyl and upload any files you want to share or are missing. This is the only information we could locate:
The 1.0006 patch for the World Wide (Europe, etc...) version of S.T.A.L.K.E.R. Shadow of Chernobyl.