<html><head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head><body style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255); font-family: Helvetica; font-size: 10pt;" bgcolor="#FFFFFF" text="#000000"><div style="font-size: 10pt;font-family: Helvetica;"> <div style="font-size: 10pt;font-family: Helvetica;"><span style="font-family: Helvetica;">I had an old LaTeX bundle in the Avian directory which was conflicting with the default LaTeX directory. After removing it, the command now work.<br></span><span style="font-family: Helvetica;"><br>Angelo<br></span></div> </div></body></html>