<div dir="ltr"><div><div>gdalinfo for a file is as<br><br>Driver: PDF/Geospatial PDF<br>
Files: C:\la plata_final_sept8-1.pdf<br>
Size is 5100, 3300<br>
Coordinate System is:<br>
PROJCS["unnamed",<br>
GEOGCS["unknown",<br>
DATUM["WGS_1984 based datum",<br>
SPHEROID["Sphere",6378137,0],<br>
TOWGS84[0,0,0,0,0,0,0]],<br>
PRIMEM["Greenwich",0],<br>
UNIT["degree",0.0174532925199433]],<br>
PROJECTION["Mercator_1SP"],<br>
PARAMETER["central_meridian",0],<br>
PARAMETER["scale_factor",0],<br>
PARAMETER["false_easting",0],<br>
PARAMETER["false_northing",0],<br>
UNIT["Meter",1]]<br>
PROJ.4 string is:<br>
'+proj=merc +lon_0=0 +k=0 +x_0=0 +y_0=0 +a=6378137 +b=6378137
+towgs84=0,0,0,0,0,0,0 +units=m +no_defs '<br>
Origin = (-8569762.871896760500000,4652059.044867600300000)<br>
Pixel Size = (0.467090635994096,-0.467090635994096)<br>
Metadata:<br>
CREATION_DATE=D:20160908221821-04'00'<br>
CREATOR=Esri ArcMap 10.3.1.4959<br>
NEATLINE=POLYGON ((-8567450.7732485905
4650589.7565349042,-8569692.8083013594
4650589.7565349042,-8569692.8083013594 4<br>
651991.0284428885,-8567450.7732485905
4651991.0284428885,-8567450.7732485905 4650589.7565349042))<br>
PRODUCER=TerraGo Technologies Publisher for ArcGIS GeoPDF Export
version: 7.0.0.43<br>
Corner Coordinates:<br>
Upper Left (-8569762.872, 4652059.045)<br>
Lower Left (-8569762.872, 4650517.646)<br>
Upper Right (-8567380.710, 4652059.045)<br>
Lower Right (-8567380.710, 4650517.646)<br>
Center (-8568571.791, 4651288.345)<br>
Band 1 Block=5100x1 Type=Byte, ColorInterp=Red<br>
Band 2 Block=5100x1 Type=Byte, ColorInterp=Green<br>
Band 3 Block=5100x1 Type=Byte, ColorInterp=Blue<br><br></div><span style="color:rgb(11,83,148)">when I try to do a gdalwarp to EPSG:3857 for the above file I get the following</span> '.<br><br>
<span style="color:rgb(53,28,117)">ERROR 6: Failed to initialize PROJ.4 with `+proj=merc +lon_0=0
+k=0 +x_0=0 +y_0=0 +a=6378137 +b=6378137 +towgs84=0,0,0,0<br>
,0,0,0 +units=m +no_defs. k <= 0<br><br></span></div><span style="color:rgb(53,28,117)"><font color="#000000">any suggestions ??</font><br></span></div>