Release notes:
Bug fix: Selecting an inventory item, then using the shift left/right buttons, would deselect the item, making it impossible to combine items that were not on the same page.
Source: Steam Community (opens in a new tab)
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 21595502 · public branch
Steam updated · First observed