<div dir="ltr">Hi,<div>I downloaded FAA charts<br><a href="https://www.faa.gov/air_traffic/flight_info/aeronav/digital_products/ifr/">https://www.faa.gov/air_traffic/flight_info/aeronav/digital_products/ifr/</a><br>When I am adding as Raster layer the background comes black (must be transparent)</div><div><br></div><div>Now when I am trying using Raster->Extraction->Clipper on the end I am getting an error:<br><br><span style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px">ERROR 1: The -projwin option was used, but the geotransform is </span><br style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px"><span style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px">rotated. This configuration is not supported.</span><br></div><div><span style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px"><br></span></div><div><span style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px">What's wrong with those files?</span></div><div><span style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px"><br></span></div><div><span style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px">Thanks,</span></div><div><span style="color:rgb(38,38,38);font-family:roboto,arial,sans-serif;font-size:13px">David</span></div></div>