I am trying to give names of my columns to united codes gantt chart's tooltip which opens during hover and I took this error after I totally copied&pasted the shared code on the https://plug-ins-pro.com/docs/gantt-chart-pro/plug-in-settings
<div>
<div style = "float:left; padding: 10px 8px 10px 3px">
<span style="font-weight: bold"><oj-bind-text value="[['Assigned: ' + tooltip.data.resource]]"></oj-bind-text></span><br/>
<span><oj-bind-text value="[['Start Date: ' + tooltip.data.start]]"></oj-bind-text></span><br/>
<span><oj-bind-text value="[['End Date: ' + tooltip.data.end]]"></oj-bind-text></span>
</div>
<oj-status-meter-gauge id="gauge"
min="0"
max="1"
value="{{tooltip.data.progress.value}}"
orientation="circular"
color="[[tooltip.color]]"
metric-label.text="[[(tooltip.data.progress.value * 100)+ ' %']]"
readonly
style=
"float:right;
padding-top:10px;
width:80px;
height:80px;">
</oj-status-meter-gauge>
</div>
and I get this error
whats wrong here?