If your Crystal is version 9 or higher, then Section Expert should include 'suppress blank section'. Put the subreport in its own section and use this. (Right-click on the section to access.)
It always helps to give your Crystal version - 8, 8.5, 9, 10, 11 or whatever. Methods sometimes change between versions, and higher versions have extra options.
Madawc Williams (East Anglia, UK). Using Windows XP & Crystal 10
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