# \#extension-wizard

**URL:** https://discourse.slicer.org/tag/extension-wizard/534.md

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## [QLineEdit in extension UI: Cursor jumping to end of line (bug?)](https://discourse.slicer.org/t/qlineedit-in-extension-ui-cursor-jumping-to-end-of-line-bug/43954)

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**Author:** [@shai-ikko](https://discourse.slicer.org/u/shai-ikko)\
**Replies:** 6\
**Last updated:** [August 5, 2025, 4:42pm UTC](https://discourse.slicer.org/t/qlineedit-in-extension-ui-cursor-jumping-to-end-of-line-bug/43954 "2025-08-05T16:42:50Z")

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Hi, I’ve been writing some Slicer extensions using the Extension Wizard & Qt Designer, and it’s been mostly working very well. But I’m seeing a funny behavior, which I think is a bug. I have extensions which use simple…