This is a list of all of the known bugs on the Scratch Wiki. Feel free to add any bugs you find.

Bug Discoverer Date Reported Additional Information
Ghost items in categories/special pages 3sal2 January 2, 2016 Listed pages do not belong in category/special page. Sometimes the opposite occurs.
Old deleted files cannot be recovered Mathfreak231 September 25, 2013 Error says "Although this PHP script (/w/index.php) exists, the file requested for output (mwstore://local-backend/local-deleted/[HASH].jpg) does not."
The text "containing..." in the search dropdown is missing the last character on iPad Mini 3sal2 May 24, 2015
Subpages with no name and subpages of empty titles can be created 3sal2 May 24, 2015 Examples: User:3sal2/ and User:/3
Showing the contents of categories that contain themselves includes that category, allowing you to get infinite text on these categories. 3sal2 May 26, 2015 Is it on Bugzilla?
Content for multiple revisions is "notcached" Kenny2scratch September 16, 2017 API requests such as a request for the content for as many revisions of the CP as possible have many revisions with content being "notcached".
When finishing editing a section with the same name as another, you go to the top one, not the one you were editing. CrazyBoy826 June 25, 2018 The code doesn't check for two of the same titles. It just goes to Pagename#Section name, not Pagename#Section name_Number.
Buttons created with <inputbox> don't use the skin's style in an edit preview. Millie S August 2, 2018 The browser's default button style is used. The button is still aligned to the center and has the same margins.
On mobile browsers, edits show another paragraph or another sentence when CodeMirror is enabled Ahmetlii 25 May 2020 Cursor goes another section without your mistake and you cannot change the place of cursor. If CodeMirror is closed and reload the page, it's not appearing.
Misdirected Request error Jammum 30 July 2020 Sometimes, when I go to the Test Wikis and back on an iPad, I sometimes get a '412 Misdirected Request' error. However, this does not happen on a desktop computer.
{{../example}} transcluding errors Ahmetlii 30 August 2020 (UTC) Example: Special:Diff/258949. It only works on same page, but it won't work on another page.
The real reason that cause the error is unknown.
VisualEditor does not work on subpages jvvg 30 April 2021 (UTC) VisualEditor does not work on subpages, such as User:Jvvg/sandbox. This is a technical limitation with our current server setup, and MediaWiki has labeled this as a "configuration problem" (i.e. they will not fix this in the extension itself).
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