Bug: Cannot read properties of null (reading 'setAttribute')

[adiba]

This error happens when dragging the input end of a connection from one port to a different port of another node.

Uncaught TypeError: Cannot read properties of null (reading 'setAttribute')
    at Node.js:103:1
    at Array.forEach (<anonymous>)
    at Node.js:43:1
    at Array.forEach (<anonymous>)
    at updateConnectionsByTransput (Node.js:42:1)
    at updateNodeConnections (Node.js:110:1)
    at handleDrag (Node.js:124:1)
    at updateCoordinates (Draggable.js:45:1)

Version: 0.8.2