All issues refer to the following page: https://wikifunctions.beta.wmflabs.org/wiki/Z10064
Filed in T329982 {icon check-square color=green} (1) anon user doesn't have `Edit source` button available but there is `View source` tab which will allow anon users to see the page editing mode: https://wikifunctions.beta.wmflabs.org/w/index.php?title=Z10064&action=edit
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The error: `{ "type": "error", "text": "ZError of type Z557" }` is there a reference list of errors?
There is "Not wellformed" (additional work on phrasing may be needed here?) error for anon users - should anon users be informed of such errors since they would not be able to publish anyway?
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(2) A user clicks on "Show label box/Hide label box" - the Console error will be displayed: `TypeError: Cannot read properties of undefined (reading 'length')`
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(3) https://wikifunctions.beta.wmflabs.org/wiki/Z10064?success=true Multiplying 2*7=14 still produce failed Test results implementation with
```
Validator error summary:
[Z506/Argument type mismatch]
[Z518/Object type mismatch]
```
==== UI issues ====
(4) There are duplicate links on a page
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(5) Extra white space
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