Error: Missing apartment ID or prefix
<div class="apartment-details"> 
    
        <div class="number">
        <h1> <span class="fs-2 fw-light text-muted text-uppercase"><br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>100</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>100</b><br />
</span> </h1>
    </div>
    <div class="area">
        <div class="small-label">powierzchnia</div>
        <h2><br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>104</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>104</b><br />
 <span class="text-muted fs-3">m²</span></h2>
    </div>

    
    
    <div class="secondary-props">
        <div>
            <div class="small-label">piętro</div>
            <br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>129</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>129</b><br />
        </div>
        <div>
            <div class="small-label">pokoje</div>
            <br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>133</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>133</b><br />
        </div>
        
    </div>
    <div class="contact">
        <a href="mailto:<br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>138</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>138</b><br />
" class="btn btn-secondary rounded-pill">
            <i class="icon-email me-2"></i> Zadaj pytanie
        </a>
        <a href="tel:<br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>141</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>141</b><br />
" class="btn btn-secondary rounded-pill">
            <i class="icon-call me-2"></i> Zadzwoń
        </a>
    </div>
    <div class="card">
        <a href="<br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>146</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>146</b><br />
" class="btn btn-inv-primary rounded-pill" target="_blank">Karta mieszkania</a>
    </div>
    <div class="rooms">
         <br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>149</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>149</b><br />

            <ul class="features inv-table">
                
                
                        <br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>179</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>179</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>179</b><br />

        </ul>
    </div>

    <div class="wiz">
        <div class="row justify-content-center">
         <br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>191</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>191</b><br />
<br />
<b>Warning</b>:  Undefined variable $apartmentDetails in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>200</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on null in <b>/home/megaino/domains/megaino.pl/public_html/apartment-details.php</b> on line <b>200</b><br />
        </div>
    </div>

</div>