View PDF Images in LyX

Hi there! Can you tell me if there is a possibility to show PDFs which are inserted by Insert - Image in LyX? Which converter do I need? LyX said that the conversion fails. In German: Fehler bei der Konvertierung in ein darstellbares Format. I tried this:

View PDF Images in LyX

Hi there! Can you tell me if there is a possibility to show PDFs which are inserted by Insert - Image in LyX? Which converter do I need? LyX said that the conversion fails. In German: Fehler bei der Konvertierung in ein darstellbares Format. I tried this:

View PDF Images in LyX

Hi there!   Can you tell me if there is a possibility to show PDFs which are inserted by Insert -> Image in LyX? Which converter do I need? LyX said that the conversion fails. In German: "Fehler bei der Konvertierung in ein darstellbares Format". I tried this: