See Project:Support desk?action=info.
"Transcluded template (1)" is followed by a broken link "Template:/Header".
The link should be "Project:Support desk/Header".
See Project:Support desk?action=info.
"Transcluded template (1)" is followed by a broken link "Template:/Header".
The link should be "Project:Support desk/Header".
Curious, so does my talk page, and Special:WhatLinksHere/Template:/Header lists those pages as containing links to that template.
A quick test on my sandbox links expands correctly on non-flowboards, so that would indicate that this is a Flow specific bug.
See Special:LintErrors/missing-end-tag as another example.
Extension requests also contains {{/Header}}
.