Would anybody help me with this problem

Something went wrong while using the plugin “soundflower” in kap.

I do not know Why.

The system I am using is MacOS Catalina 10.15.5.

Would anyboy please help me with this problem?

The error message was as followed.

Error: Kap Output Device is not an output device
at throwIfStderr (/Users/tangwenbo/Library/Application Support/Kap/plugins/node_modules/macos-audio-devices/index.js:22:11)
at module.exports. (/Users/tangwenbo/Library/Application Support/Kap/plugins/node_modules/macos-audio-devices/index.js:11:12)
at async Object.willStartRecording (/Users/tangwenbo/Library/Application Support/Kap/plugins/node_modules/kap-soundflower/index.js:96:3)
at async /Applications/Kap.app/Contents/Resources/app.asar/main/common/aperture.js:44:7
at async Promise.all (index 1)
at async Object.startRecording (/Applications/Kap.app/Contents/Resources/app.asar/main/common/aperture.js:136:3)

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