Chart need refresh

[Tomáš Krsek]

Daniel, please, i have little problem with charts, when i first retrieves page with chart, it show : (You called the draw ()method with the wrong type of data rather than a DataTable or DataView), when I do refresh of this page it show charts correctly.

Please where cab be the mistake - the code is

Thank you!

<script type="text/javascript" 

src="https://www.gstatic.com/charts/loader.js"></script>

<script type='text/javascript'>

google.charts.load('current', {

  'packages': ['corechart']

});

google.charts.setOnLoadCallback(drawChart);

function drawChart() {

var wrapper = new google.visualization.ChartWrapper(

{"containerId":"visualizationF27B","dataTable":{"cols":[{"id":"","label":"","pattern":"","type":"string","p":{}},{"id":"","label":"vymoženo CZK","pattern":"","type":"number","p":{}},{"id":"","label":"zbývá vymoci CZK","pattern":"","type":"number"}],"rows":[{"c":[{"v":"červenec","f":null},{"v":15,"f":null},{"v":44,"f":null}]}],"p":null},"options":{"isStacked":true,"animation":{"duration":2500,"startup":true},"bar":{"groupWidth": "25%"},"booleanRole":"certainty","hAxis":{"useFormatFromData":true,"viewWindow":{"max":null,"min":null},"minValue":null,"maxValue":null,"logScale":false,"gridlines":{"count":"3"}},"vAxes":[{"useFormatFromData":true,"minValue":null,"maxValue":null,"viewWindow":null,"viewWindowMode":null},{"useFormatFromData":true}],"legend":"bottom","series":{"1":{"color":"#b7b7b7"}},"title":"Celkový","fontName":"Georgia"},"state":{},"isDefaultVisualization":true,"chartType":"BarChart"}

);

wrapper.draw();

};

</script>

<div style='border: 0px darkgray solid;width:500px;'>

<div id='visualizationF27B' style='width:500px; height:200px;'></div>

</div>

[Daniel LaLiberte]

Your code seems to be working fine for me here:  https://jsfiddle.net/dlaliberte/6gL48fcL/  Does it work for you there?

Maybe your browser or plugins are causing some interference.

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Daniel LaLiberte

dlaliberte@Google.com   5CC, Cambridge MA