Aisha's finger hovered over the mouse. She'd been a sysadmin for twelve years. She'd seen corrupted sectors, failed RAID arrays, even a lightning strike that fried three servers simultaneously. She'd never seen a timestamp go backward.

Sometimes Steam doesn't have the "permission" to overwrite the files it just downloaded.

If you are stuck in a loop where the same files fail every time, or the game still won't launch, try these steps:

The most common culprits for this error are: