Hi, I have generated a slide using aspose.slides via python. When I tried to convert the slide to it’s thumbnail (ie, pptx to png ) extension, I’m facing few issues. I was expecting the conversion to be 1-1 (ie, the inpu…...get_substitutions() as a diagnostic check to detect when the renderer did not find...renderer. In that case, you can detect substitutions with get_substitutions()...