Try repairing permissions, might help and cannot hurt.
If you could share where you downloaded this Tetris program from, we may be able to help
P
i have a power mac g4 with osx tiger and i have downloaded the tetris zone free demo at least 8 times, it will download. when i launch it will shut down. ive tried this time and time again but the same results. any ideas on whats happening.

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