<span class="mw-page-title-namespace">MediaWiki</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">Apierror-compare-maintextrequired</span>
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Pinball Makers (Staging)
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Parameter
$1text-main
is required when
$1slots
contains
main
(cannot delete the main slot).