Template:Error:must be substituted

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Error:must be substituted

Use in the false branch of {{ifsubst}} to produce a standardised error message when the template is not substituted.

Template parameters[Edit template data]

Parameter		Description	Type	Status
Don’t Categorise?	nocat	Whether to not add the transcluding page to “Category:Templates needing substitution”. Default 0 Auto value 1	Boolean	optional
Template Name	1	The name of the template that must be substituted. Auto value {{subst:#switch:{{subst:NAMESPACE}}|{{subst:ns:10}}=|{{subst:ns:0}}=:|#default={{subst:NAMESPACE}}:}}{{subst:PAGENAME}}	Template	required

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