Activity draws the Red square everywhere when I touch on the app

Question

Suddenly app draws the Red square everywhere when the user touches inside the app.

Some common inputs

• It happens in my application only, not any other application.
• It happens in every device irrespective of the OS version also.
• Tried out the Clean / Make / Build project. no effect.
• Tried to trace the dispatchTouchEvent(MontionEvent ev) but no luck.
• Android studio version: 3.3
• Gradle version: 3.0.1

It was working fine on 4th March. Getting the issue from the 5th March. Please ask for more details if required. Find the screenshot here.

Any help, feedback, suggestions will be appreciated.