org.apache.jasper.JasperException: /commons/meta.jsp(1,1) PWC5988: Page directive: illegal to have multiple occurrences of contentType with different values
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问题：contentType 有多个值
解决：一个页面引入另一个页面时，contentType 应保持一致。
报错是因为一个页面引入另一个页面contentType不一样
Page directive: illegal to have multiple occurrences of contentType with different values
原文：http://www.cnblogs.com/toSeeMyDream/p/4370018.html