Error: No output produced.

A3=0511&L=CERVANTES-L&E=0&P=4374924&B=--%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D%3D_2529187%3D%3D_&T=multipart%2Fmixed;%20charset=&pending=

non-zero errno: 2