gradio drops out at staion search screen

[all-at-97]

installed gradio with flatpack on latest version on lubuntu all went ok.

Expected Behavior

.## Current Behavior

Steps to Reproduce

<terminal dump as below.

gradio:3): dbind-WARNING **: 15:01:41.274: Error retrieving accessibility bus address: org.freedesktop.DBus.Error.ServiceUnknown: org.freedesktop.DBus.Error.ServiceUnknown
** Message: 15:01:41.321: gradio-app.vala:142: Registered search provider service.
** Message: 15:01:41.458: gradio-app.vala:135: Desktop session is: Lubuntu
** Message: 15:01:41.461: gradio-library.vala:75: Open database...
** Message: 15:01:41.461: gradio-library.vala:76: /home/mal/.var/app/de.haeckerfelix.gradio/data/gradio/gradio.db
** Message: 15:01:41.461: gradio-library.vala:46: Successfully opened database! Reading database data...
** Message: 15:01:41.973: gradio-main-window.vala:271: Changed page mode to "library"
** Message: 15:01:46.752: gradio-main-window.vala:271: Changed page mode to "collection_items"
** Message: 15:01:49.928: gradio-searchbar.vala:213: Sending new search request to serv
1.## Detailed Description
<need some help here as a bit of a novice.
so can you help please.