When you try to install Windows Server 2012 R2 as a VM on an Oracle Virtual Box, you may run into this error message: Your PC needs to restart. Please hold down the power button. Error Code: 0x000000C4 Parameters: 0x0000000000000091 0x000000000000000F 0xFFFFF801DB760A80 0x0000000000000000 Here's a tip, that I found helpful to resolve the situation. Launch Command … [Read more...]