messagebox makes Scilab 5.5 family crash under Windows
Reported by Dubois
BUG DESCRIPTION:
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messagebox makes Scilab 5.5 family crash under Windows (from 5.5.0 until 5.5.2), while this is not the case with Scilab 5.4.1
ERROR LOG:
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HOW TO REPRODUCE THE BUG:
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num=messagebox('msg','modal',['1' '2' '3'])
OTHER INFORMATION:
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