Safari canvas error: CanvasRenderingContext2D.save() has been called without a matching restore() too many times. Ignoring save().

[loyoan1]

Version

5.1.1

Reproduction link

https://echarts.apache.org/examples/en/editor.html?c=dynamic-data2

Steps to reproduce

1. Open https://echarts.apache.org/examples/en/editor.html?c=dynamic-data2 in Safari (e.g. Version 14.1)
2. Set interval-time to a smaller value like 100 or 10 to increase the update-interval
3. Open console and wait

This also happens on iPad and iPhone.

What is expected?

It updates the plot without throwing an error after time.

What is actually happening?

After waiting for some minutes, the browser will throw the following error: CanvasRenderingContext2D.save() has been called without a matching restore() too many times. Ignoring save().

[echarts-bot]

Hi! We've received your issue and please be patient to get responded. 🎉
The average response time is expected to be within one day for weekdays.

In the meanwhile, please make sure that it contains a minimum reproducible demo and necessary images to illustrate. Otherwise, our committers will ask you to do so.

A minimum reproducible demo should contain as little data and components as possible but can still illustrate your problem. This is the best way for us to reproduce it and solve the problem faster.

You may also check out the API and chart option to get the answer.

If you don't get helped for a long time (over a week) or have an urgent question to ask, you may also send an email to dev@echarts.apache.org. Please attach the issue link if it's a technical question.

If you are interested in the project, you may also subscribe our mailing list.

Have a nice day! 🍵

[echarts-bot]

This issue is labeled with priority: high, which means it's a frequently asked problem and we will fix it ASAP.