请问出现这样的错误,是啥原因?
500 Servlet Exception
java.lang.NoSuchMethodError
at _admentor._testbean__jsp._jspService(/admentor/testbean.jsp:53)
at com.caucho.jsp.JavaPage.service(JavaPage.java:74)
at com.caucho.jsp.Page.subservice(Page.java:476)
at com.caucho.server.http.FilterChainPage.doFilter(FilterChainPage.java:176)
at com.caucho.server.http.Invocation.service(Invocation.java:277)
at com.caucho.server.http.CacheInvocation.service(CacheInvocation.java:129)
at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:216)
at com.caucho.server.http.HttpRequest.handleConnection(HttpRequest.java:158)
at com.caucho.server.TcpConnection.run(TcpConnection.java:140)
at java.lang.Thread.run(Thread.java:484)
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Resin 2.0.3 (built Wed Oct 17 10:11:08 PDT 2001)
我的方法是这样的:
public java.lang.String AdSQL_AddAndWhere(java.lang.String strWhere,java.lang.String strWhat )
{
if (strWhere.equals(""))
strWhere = " where ";
else
{
strWhere = strWhere + " and ";
strWhere = strWhere + " " + strWhat;
}
return strWhere;
}
调用是这样的:
java.lang.String a=bannerbean.AdSQL_AddAndWhere("aaa","bbb");
out.print(a);
请问我错在哪儿?