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How to resolve "java.lang.NumberFormatException: null"

843810May 3 2004 — edited May 3 2004

Hi,
I am now experiencing with follow exception. It is concerning with "NumberFormatException" of parseInt.
What's wrong with this exception? Is there anybody who can help me? How to prevent it? I can insert the number data type fields. The exception is as follow.
//////////////////////////////////////////////////////////////////////
exception

org.apache.jasper.JasperException: null
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:358)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:301)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:248)
javax.servlet.http.HttpServlet.service(HttpServlet.java:856)

root cause

java.lang.NumberFormatException: null
java.lang.Integer.parseInt(Unknown Source)
industry.IndustryOne.insertRecord(IndustryOne.java:27)
org.apache.jsp.AddNewBusiness_jsp._jspService(AddNewBusiness_jsp.java:109)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:133)
javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:311)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:301)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:248)
javax.servlet.http.HttpServlet.service(HttpServlet.java:856)

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Locked on May 31 2004

Added on May 3 2004

#java-errors-and-error-handling-developer-tool-apis

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