Selecting multiple items to move/copy deletes them

Selecting multiple items individually causes them to be erased when move/copy.

Instead select them by putting a window around them and move/copy.

Version: v2.2.1.2
Compiler: Clang 15.0.0
Compiled on: Jul 14 2025
Qt Version: 5.15.2
Boost Version: 1.88.0
System: macOS 10.15