Sometimes, we want to fix Failed to create chart: can’t acquire context from the given item with Chart.js and JavaScript.

In this article, we’ll look at how to fix Failed to create chart: can’t acquire context from the given item with Chart.js and JavaScript.

How to fix Failed to create chart: can’t acquire context from the given item with Chart.js and JavaScript?

To fix Failed to create chart: can’t acquire context from the given item with Chart.js and JavaScript, we should make sure the canvas is loaded before we create the chart.

For instance, we write

<canvas id="myChart" width="400" height="400"></canvas>

to add the canvas.

Then we write

const ctx = document.getElementById("myChart");
const ctx = document.getElementById("myChart").getContext("2d");
const ctx = document.querySelector("#myChart");
const ctx = "myChart";

const myChart = new Chart(ctx, {
  type: "line",
  data: {
    //...
  },
  options: {
    //...
  },
});

in a script tag below the canvas to run the code after the canvas is loaded to create the chart.

Conclusion

To fix Failed to create chart: can’t acquire context from the given item with Chart.js and JavaScript, we should make sure the canvas is loaded before we create the chart.