Has anyone any thoughts on the possible cause (and cure!) for the effect shown just off the starboard wingtip in the attached photo.I'm running ASV6.5 with current weather....EDDG 161100Z 1612/1712 VRB03KT 9999 SCT009 BKN012 TEMPO 1612/1620 BKN020 BECMG 1623/1701 3000 BR TEMPO 1701/1710 1800 DZRA BKN004 BECMG 1710/1712 36008KT 9000 BKN020FL030: 355/07 (3.20) FL060: 008/13 (3.90) FL090: 000/16 (2.00)FL120: 339/26 (-8.70) FL180: 343/23 (-19.30) FL240: 336/31 (-30.00)FL300: 349/30 (-46.80) FL340: 345/34 (-57.20) FL390: 332/53 (-67.00) System is Vista/32, Nvidia 8800 GTX with 182.08 drivers, FS9.1

Hi,Perhaps a missing (or corrupted) cloud texture file ? Try to reinstall the cloud textures you are using.RgdsReinhard

Thanks, Rheinhard,A re-install seems to have fixed it.Cheers.John