<div dir="ltr"><div class="gmail_default" style="font-family:trebuchet ms,sans-serif;font-size:large;color:#351c75"><br clear="all"></div><div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)">Hello,</div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)"><br></div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)">Could you please help me regarding this error</div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)"><img src="cid:ii_lkxzxvon0" alt="image.png" width="542" height="236"><br></div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)"><img src="cid:ii_lkxzyc8i1" alt="image.png" width="542" height="152"><br></div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)">My model was running correctly befor this error, i i couldn`t find the problem.</div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)"><br></div><div class="gmail_default" style="font-family:"trebuchet ms",sans-serif;font-size:large;color:rgb(53,28,117)">Thank you very much</div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="rtl" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="rtl"><div dir="ltr"><i><font color="#000000"><span style="font-family:helvetica,arial,sans-serif;line-height:15.36px;white-space:pre-wrap"><font size="2"><b>SRHAYRI Imane</b></font></span><span style="font-family:helvetica,arial,sans-serif;font-size:12px;line-height:15.36px;white-space:pre-wrap">
<b>Ph.D Student </b></span></font></i></div><div dir="ltr"><i><span style="font-family:helvetica,arial,sans-serif;font-size:12px;line-height:15.36px;white-space:pre-wrap"><b><font color="#000000">Research Team of Thermal, Energy and Environment</font></b></span></i></div><div dir="ltr"><i><span style="font-family:helvetica,arial,sans-serif;font-size:12px;line-height:15.36px;white-space:pre-wrap"><b><span lang="EN-US" style="font-size:11.5pt;line-height:17.6333px;font-family:Calibri,sans-serif"><font color="#000000">ENSET, Mohammed V University of Rabat</font></span><font color="#351c75">
</font></b></span></i></div><div><i style="color:rgb(53,28,117)"><span style="font-family:helvetica,arial,sans-serif;font-size:12px;line-height:15.36px;white-space:pre-wrap"><b><span lang="EN-US" style="font-size:11.5pt;line-height:17.6333px;font-family:Calibri,sans-serif"><br></span></b></span></i></div></div></div></div></div></div></div></div></div>