Template:Must be a

This is the "" template. It should be called in the following format:

{{^link |{{{1|}}} |{{{2|}}} |{{{3|}}} |{{{4|}}} |{{{5|}}} -->
 * errors relating to caller value(s) are stored in the page ^error property
 * set property={{{set property|must be a}}}
 * value count={{{value count|1}}}
 * value constraint={{{value constraint|}}}