Hi, This doesn't look good. Which version of Soot did you use for this experiment? -- Quentin Sabah, CIFRE Ph.D. student Grenoble University INRIA-SPADES | STMicroelectronics/AST Montbonnot, France | Grenoble, France mailto:quentin.sabah at inria.fr | mailto:quentin.sabah at st.com phone: +33 476 61 54 57 | phone: +33 476 58 44 14