[Bug] Error in event handler: Error: write after end

[zhouhanseng]

Bug Info

How to reproduce?

What happened?

What should happen?

Environment

Mask Version:

2.22.0

• [ ] (Browser) Installed from the extension store (version: )
• [ ] (App) Installed from the app store (version: )
• [ ] master branch
• [ ] Build of version/commit hash:

(Please write down build command/flags if there is anything special)

System

• [ ] Windows 10
• [ ] Mac OS X Catalina
• [ ] Linux:

Platform/Browser

• [x] Latest Chrome (stable channel)
• [ ] Latest Firefox (stable channel)

[stale[bot]]

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