That tells you the software is flawed. Reinstall the program. If that does not work, visit the publisher's Web site. There may be a bug fix or update available. Your computer may be overheating.
Computers generate a tremendous amount of heat.
Maybe the fan in your PC's power supply is broken, dusty or simply not strong enough. Your microprocessor also should have a fan. It may be broken or, if you bought a cheap PC, inefficient. Then again, your fans may be fine, but the vents at the PC's back could be blocked. Give the computer breathing room.