Reproduction: 1. Start Writer (regular UI mode, GTK VCL) 2. Right-click Formatting toolbar 3. Uncheck Lock Position 4. Grab the left dotted area of the Formatting toolbar with your mouse 5. Move the toolbar - not releasing your mouse - to an undocked (floating) position 6. Release the mouse 7. Now try clicking-and-holding the title bar of the toolbar, to move it; it won't move See with: Version: 25.8.0.0.alpha0+ (X86_64) / LibreOffice Community Build ID: 2305fe302e12c4256e452589e2533772d4213e59 CPU threads: 4; OS: Linux 6.6; UI render: default; VCL: gtk3 Locale: en-IL (en_IL); UI: en-US _Not_ seen with KF5 VCL and same build.