查找不到类 jsp

描述：本地没问题，放到服务器上就有问题了

<%@ page import="com.ruixin.be.manager.impl.NCManager,org.jdom.*,org.jdom.input.*,org.xml.sax.InputSource" %>

截图

报错

NCManager cannot be resolved to a type
SAXBuilder cannot be resolved to a type
An error occurred at line: 152 in the jsp file: /文件夹/文件.jsp
Document cannot be resolved to a type

跟

An error occurred at line: 146 in the jsp file: /文件夹/文件.jsp
SAXBuilder cannot be resolved to a type
143: //鍒涘缓鏂扮殑杈撳叆婧怱AX 瑙ｆ瀽鍣ㄥ皢浣跨敤 InputSource 瀵硅薄鏉ョ‘瀹氬浣曡鍙? XML 杈撳叆
144: InputSource source = new InputSource(read);
145: //鍒涘缓涓?涓柊鐨凷AXBuilder
146: SAXBuilder sb = new SAXBuilder();
147:
148: try {
149:

An error occurred at line: 151 in the jsp file: /文件夹/文件.jsp
Document cannot be resolved to a type
148: try {
149:
150: //閫氳繃杈撳叆婧愭瀯閫犱竴涓狣ocument
151: Document doc = sb.build(source);
152: //鍙栫殑鏍瑰厓绱?
153: Element root = doc.getRootElement();
154:

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最后是重新写了一个新的jsp，不再原来的这个jsp里面进行调试了，结果好用了，这个是否也提醒我们不要怕麻烦，重新来过可能比在当前找错更豁然开朗