Created attachment 139530 [details]
full terminal log

SUMMARY

Clicking on "Paste to Input" gives prints error to console "error loading page".

STEPS TO REPRODUCE

1. open kalgebra
2. type x into input field
3. press Enter
4. click on the x

OBSERVED RESULT

An error is printed to the terminal that launched kalgebra:

error loading page QUrl("data:text/html;charset=UTF-8,%3C%3Fxml version%3D%221.0%22 encoding%3D%22UTF-8%22 standalone%3D%22no%22%3F%3E%0A%3Chtml xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F1999%2Fxhtml%22 xml%3Alang%3D%22en%22%3E%0A%3Chead%3E%0A%09%3Ctitle%3E %3A%29 %3C%2Ftitle%3E%0A%3Cstyle type%3D%22text%2Fcss%22%3E%0A%09html %7B background-color%3A %232d2d2d%3B %7D%0A%09.error %7B border-style%3A solid%3B border-width%3A 1px%3B border-color%3A %23ff3b21%3B background-color%3A %23ffe9c4%3B padding%3A7px%3B%7D%0A%09.last  %7B border-style%3A solid%3B border-width%3A 1px%3B border-color%3A %232020ff%3B background-color%3A %23e0e0ff%3B padding%3A7px%3B%7D%0A%09.before %7B text-align%3Aright%3B %7D%0A%09.op  %7B font-weight%3A bold%3B %7D%0A%09.normal%3Ahover  %7B background-color%3A %23f7f7f7%3B %7D%0A%09.cont %7B color%3A %23560000%3B %7D%0A%09.num %7B color%3A %230000C4%3B %7D%0A%09.sep %7B font-weight%3A bold%3B color%3A %230000FF%3B %7D%0A%09.var %7B color%3A %23640000%3B %7D%0A%09.keyword %7B color%3A %23000064%3B %7D%0A%09.func %7B color%3A %23008600%3B %7D%0A%09.result %7B padding-left%3A 10%25%3B %7D%0A%09.options %7B font-size%3A small%3B text-align%3Aright %7D%0A%09.string %7B color%3A %23bb0000 %7D%0A%09li %7B padding-left%3A 12px%3B padding-bottom%3A 4px%3B list-style-position%3A inside%3B %7D%0A%09.exp %7B color%3A %23000000 %7D%0A%09a %7B color%3A %230000ff %7D%0A%09a%3Alink %7Btext-decoration%3Anone%3B%7D%0A%09a%3Avisited %7Btext-decoration%3Anone%3B%7D%0A%09a%3Ahover %7Btext-decoration%3Aunderline%3B%7D%0A%09a%3Aactive %7Btext-decoration%3Aunderline%3B%7D%0A%09p %7B font-size%3A 19px%3B %7D%0A%3C%2Fstyle%3E%0A%3C%2Fhead%3E%0A%3Cbody%3E%0A%3Cdiv class%3D%27options%27%3EOptions%3A  %3Ca href%3D%27kalgebra%3A%2Fquery%3Fid%3Dadd2d%26func%3Dx-%253Ex%27%3EPlot 2D%3C%2Fa%3E%3C%2Fdiv%3E%3Cp class%3D%27last%27%3E%3Ca title%3D%27Paste to Input%27 href%3D%27kalgebra%3A%2Fquery%3Fid%3Dcopy%26func%3Dx%27%3E%3Cspan class%3D%27exp%27%3E%3Cspan class%3D%27var%27%3Ex%3C%2Fspan%3E%3C%2Fspan%3E%3C%2Fa%3E%3Cbr %2F%3E%3D%3Ca title%3D%27kalgebra%3APaste to Input%27 href%3D%27kalgebra%3A%2Fquery%3Fid%3Dcopy%26func%3Dx%27%3E%3Cspan class%3D%27result%27%3E%3Cspan class%3D%27var%27%3Ex%3C%2Fspan%3E%3C%2Fspan%3E%3C%2Fa%3E%3C%2Fp%3E%0A%3C%2Fbody%3E%3C%2Fhtml%3E")

EXPECTED RESULT

No error is printed.

SOFTWARE/OS VERSIONS

Debian 11 (bullseye)
KDE Frameworks 5.78.0
Qt 5.15.2
The GNOME desktop
The wayland windowing system

ADDITIONAL INFORMATION

This also happens with kalgebra 21.04.0 from Debian experimental. Full log attached.