Warning w9020: GDAL Error <4> Unable to create jpeg file C:/Users/asus/Documents/pix4d/coba1/1_initial/project_data/thumbnails/DJI_0166_512.jpg.
Hi Satria,
In our experience, this warning often does not result in any error in the processing. Are the output files generated correctly? In this case, this error can be safely ignored.
Best,