Hello Strel; I have found a possible bug in SNMsynth: If i try to uninstall the French language pack for .net3.0sp2 (installed with an addon, at T-13) i have an error message about some script, the uninstall continue anyway the error in event viewer (sorry it's in French): If i install the pack in live system it's the same. Here is the content of my folder, as you can see only standard files: I have tried with all frameworks merged and also minus .net1.1; got the same thing. Edit: a friend who have tried the same have made the window visible when installing in live system and he saying that many errors are visible, here is some: