Le 27/05/2014 08:28, Chrishelring a écrit : > I´m trying to merge about 40 ecw files into one, using gdal_merge.py. it > seems to work (no error), but when I´m trying to open the file, it says, > "Unable to read header information: Cannot open file > c:\temp\ortofoto2007\ortofoto2007.ecw". Hi, Does the file exist ?