There's a list of known issues and what's been fixed in Alpha 1 which is what Prem Beta have access to right now, you can find it here - http://forums.frontier.co.uk/showthread.php?t=11385
Is this the bit you mean?
Alpha forum said:Alpha 1.1:
- Input conflicts when using multiple control methods - Fixed (3.0)
- Side and reverse thrusters will sometimes deactivate one another when being used together. - Fixed (2.2)
- Game does not store last position when playing in windowed or full-screen mode. - Fixed (2.2)
- Movement boundaries for Track IR not yet implemented - Fixed (2.2)
- Missiles occasionally pass through asteroids - Fixed (2.2)
- ‘Mouse1’ button claims to already be assigned sometimes when remapping buttons in the controls menu
- Previously unlocked single-player scenarios occasionally become locked again after restarting the game
- Able to complete single-player missions despite dying very shortly before completing the objective
- Occasional crashes when changing between windowed mode and full screen mode, and vice versa
- Audio feedback when locking on with missiles in single-player scenario ‘Recon Wing’ is inconsistent
- Weapons sometimes fire automatically when loaded into a scenario or altering graphics options
- Game sometimes hanging when trying to close it down from the main menu
- Orientation triangles around targeted ship are sometimes by cockpit struts
- Issues with input consistency and button mapping on a range of Joysticks
- Occasional graphical glitches on the ‘Rotating Sidewinder’ loading screen
- Heavy GPU load with some graphics cards when using the options menu
- Shadows rendering differently for each eye when using the Oculus Rift
- Ships occasionally not spawning in on single-player scenario ‘Incursion
- Resolution resets occasionally when restarting or minimising the game
- Loading screen & menus displaying incorrectly when using Oculus Rift - Fixed (4.0)
- Tabbing out of game can cause ship to enter a ‘silent running’ state
- Large delays occasionally when registering input to pause the game
- Enemy ship hologram disappears in anaglyph mode after engaging it
- Asteroids appearing out of nowhere in some single-player scenarios - Fixed (4.0)
- Weapons sometimes do not register hits if too close to your target
- ‘VoiceAttack’ software not currently working with Elite: Dangerous
- Small delays occasionally registering input when in free-look mode
- Game only registers up to four separate mouse buttons currently - Fixed (3.2)
- Reticule sometimes projected incorrectly when using Oculus Rift - Fixed (3.2)
- Black bar down side of the screen for some Windows 8.1 users
- Sun disappears when only partially obscured by cockpit strut
- Space dust doesn’t display when using vertical thrusters
- Launcher crashes on start up for some Windows 7 users
- No confirmation step when changing graphical settings
- GUI renders inconsistently in 3D experimental mode
- Sidewinders can sometimes clip through asteroids
- Missing GUI elements with specific graphics cards
- Cursor sometimes missing when in menu screens
- Debris sometimes ‘stutters’ after ship explosion
- Issues registering input when using TrackIR
- Debris sometimes passes through asteroids
- No HUD indicator for flight-assist status