Without the specific "parent" software, Dt30-g4.cpk remains a locked box. But that doesn't mean we can't open it.
Are you trying to install the original game, a specific patch (e.g., Data Pack 4.0), or a custom patch? Knowing this can help me identify if the file is corrupted or just slow to install. Dt30-g4.cpk
Since the exact file isn’t public, we cross-reference naming patterns from known systems. Without the specific "parent" software, Dt30-g4