+\textit{FFMPEG::scan: codec open failed} followed by
+\newline
+\textit{FFMPEG::scan:file=} \quad \texttt{your directory/filename}
+
+This is not a problem. \CGG{} is building an index for your file in order to better seek. In that process, different methods are tried until a successful scan is complete.
+\bigskip
+