Empty tooltip renders on Install and Reinstall buttons for host software library

[MagnusHJensen]

Fleet versions

• Discovered: main
• Reproduced: 4.90

Web browser and operating system:

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💥  Actual behavior

Hovering over Reinstall and greyed out Install shows a tooltip with no content.

Screen.Recording.2026-08-19.at.17.07.12.mov

🛠️ Expected behavior

TODO

🧑‍💻  Steps to reproduce

These steps:

• Have been confirmed to consistently lead to reproduction in multiple Fleet instances.
• Describe the workflow that led to the error, but have not yet been reproduced in multiple Fleet instances.

1. Hover over Reinstall button for a software library entry
2. See empty tooltip

🕯️ More info (optional)

N/A

[Brajim20]

Verified fixed (#51548)

Tested on main @ rev 93cb008ba0.

Hovered 22 action buttons on a host's software library — Install, Reinstall, Uninstall,
Run, Rerun, Retry, including the greyed-out ones from the video. None renders a tooltip. No
empty background, no arrow.