line"><a name="l00029"></a><span class="lineno">   29</span>&#160;        {</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;            <span class="keywordflow">if</span>((_matvar = Mat_VarReadNext(_mat)) == NULL ) </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;            {</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;                <span class="keywordflow">throw</span> std::bad_exception(<sp