Servlet.service() for servlet jsp threw exception錯誤

阿新 • • 發佈：2019-02-09

Servlet.service() for servlet jsp threw exception
java.lang.NullPointerException
at org.apache.jsp.all_005fshow_jsp._jspService(all_005fshow_jsp.java:69)

解決方案：

此種錯誤是由於jsp頁面獲得了一個空指標導致，即servlet傳引數時有一個引數沒穿過去或者傳的引數和接受的引數不一致導致的，檢查一下引數即可解決

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