FAQ : Platform Support (Linux, Windows) : Q: How do I prevent mouse wheel events from generating walkbacks?
Q: How do I prevent mouse wheel events from generating walkbacks?
A: Logitech mice have been associated with walkbacks when the scroll wheel is used.
Mouse Wheel Walkbacks
Operating systems
All platforms:
Software Version
VA Smalltalk 7.x
Problem
Some wheeled mice when used with VA Smalltalk result in walkbacks when the scroll wheel is used. The walkback is due to scroll events delivered to non-scrolling widgets.
 
Customers have reported problems with
Logitech, Type MX 400 Performance Laser Mouse, Mousedriver: SetPoint 2.49a
LogiTech wireless mouse - VX Revolution Driver 4.00.121
The following has worked without walkbacks:
LogiTech MX700
 
Solution
This appears to be a driver problem. Suggested solution is to load the latest version of the mouse driver, or to uninstall the mouse driver.
Known working drivers:
Logitech driver 4.60
Last modified date: 01/29/2015