Open Krusader. Menu Tools -> Search. Current tab: "General". Enter something text in "Search for" field. Press "Search" button. Current tab: "Results". List of search results does not contain horizontal scroll bar, so - you can not see names of found files; - you can only copy names of found files (context menu "Copy selected to clipboard" (thanks for that)). We need - horizontal scroll bar for list of search result.
1. In current (2.7.0 or git) version there's a horizontal scroll-bar, but it works the same way as main panels (it will appear if you change size of "Name" column") 2. There'are also tooltips on every file in the list where the name is wrapped