Have you tried the automatic landing feature? Just your plane or others?
This kind of problem can occur from using a plane patch which requires Flight Model "Authentic".
A SEARCH might reveal more info.
Computer = PHENOMX3
MOBO: ASUS M4A78 Plus
OS = Microsoft Windows XP SP3 Home Edition (5.1,build 2600)
Processor = AMD 8750 triple core 2.4GHz
RAM = 3328 MB
Nvidia GeForce GS 250, 512MB
Realtek HD audio
Floppy's: D: HL-DT-ST DVDRRW GSA-H21L, E: ASUS CD-S480/A5
HD's: C:ST3250310AS 250Gb
F: Maxtor 6L250S0 250Gb
H: SM_USB20 flash drive 4Gb
Monitor: Proscan 32" LCD TV in VGA mode.