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<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Issues trying to create a diagram using the DomDataNetwork.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="text-autospace:none">UdmDom.cpp : Line # 4028 (“<span style="font-size:9.5pt;font-family:Consolas">string rootname = rootclass.name();</span>“) generates the exception: “Object handle is null” when attempting to create a new diagram.<o:p></o:p></p>
<p class="MsoNormal" style="text-autospace:none"><o:p> </o:p></p>
<p class="MsoNormal" style="text-autospace:none">The file existence and is readable is checked prior to calling the function. Here’s the code:<o:p></o:p></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:blue">int</span><span style="font-size:9.5pt;font-family:Consolas"> udm_main(<span style="color:blue">int</span> argc,
<span style="color:blue">char</span>** argv)<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">{<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">try</span><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"> Udm::SmartDataNetwork nw(Uml::diagram);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">bool</span> xsd_exists = fileExists( <span style="color:#A31515">
"test1.xsd"</span> );<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">bool</span> xml_exists_y = fileExists( <span style="color:#A31515">
"test1.xml"</span> );<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">bool</span> xml_exists_n = fileExists( <span style="color:#A31515">
"test.xml"</span> );<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"> nw.CreateNew(<span style="color:#A31515">"test.xml"</span>,
<span style="color:#A31515">"test1.xsd"</span>, test1::RootFolder::meta);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">What could be the possible source of these existence errors.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas">Sumit<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-family:Algerian;color:#002060">Sumit Ray<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:Algerian;color:#002060">BAE Systems<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:Algerian;color:#002060">4301 N. Fairfax DR, Suite 800<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:Algerian;color:#002060">Arlington, VA 22203<o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;font-family:"Aparajita","sans-serif";color:#002060"><o:p> </o:p></span></b></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;font-family:"Aparajita","sans-serif";color:#002060">Phone:: (703) 284-8427<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;font-family:"Aparajita","sans-serif";color:#002060">Cell: (571) 970-7558<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;font-family:"Aparajita","sans-serif";color:#002060">Fax: (703) 528-4726<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;font-family:"Aparajita","sans-serif";color:#002060">Email:: sumit.ray@baesystems.com</span></b><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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