In the applications lens, line 100 of utils.vala in the applications lens considers that the old_search (null) is the same as the new_search (""). The same code is duplicated in the files lens.
But the bug also occurs with the music lens and the gwibber lens.
The probable extra cause is that a Scope has a default LensSearch active_search attribute whose search_string is "" by default
hence when getting to line 229 of unity-scope-private.vala the new "" search is discarded.
In the applications lens, line 100 of utils.vala in the applications lens considers that the old_search (null) is the same as the new_search (""). The same code is duplicated in the files lens.
But the bug also occurs with the music lens and the gwibber lens. private. vala the new "" search is discarded.
The probable extra cause is that a Scope has a default LensSearch active_search attribute whose search_string is "" by default
hence when getting to line 229 of unity-scope-