jspSmartUpload下载中文文件名的文件报错

String   filePath="d:/upload/我们.txt";
out.println(filePath);
java.io.File   file=new   java.io.File(filePath);
if(file.exists()){
myUpload.initialize(pageContext);
myUpload.setContentDisposition(null);
myUpload.downloadFile(filePath);
}
错误提示
java.lang.IllegalStateException:   getOutputStream()   has   already   been   called   for   this   response
org.apache.catalina.connector.Response.getWriter(Response.java:604)

Create By Any-Extract(WL-AE)

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