I am now using
Struts in my project and using JBuilder 6 for development. There is no problem in running my project. However, when I check the log file in
tomcat, I found that there is the following error message which I do not understand about:
2002-05-23 14:29:14 action: Processing a POST for /quotation
2002-05-23 14:29:14 action: Looking for ActionForm bean under attribute 'quotationForm'
2002-05-23 14:29:14 action: Creating new ActionForm instance of class 'com.cim.pmps.quotation.action.QuotationForm'
2002-05-23 14:29:14 action: Storing instance under attribute 'quotationForm' in scope 'request'
2002-05-23 14:29:14 action: Populating bean properties from this request
2002-05-23 14:29:14 action: Validating input form properties
2002-05-23 14:29:14 action: No errors detected, accepting input
2002-05-23 14:29:14 action: Looking for Action instance for class com.cim.pmps.quotation.action.QuotationAction
2002-05-23 14:29:14 HttpProcessor[8080][2] process.invoke
java.lang.NullPointerException
at org.apache.catalina.valves.ErrorDispatcherValve.status(ErrorDispatcherValve.java:291)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:180)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:163)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java:1011)
at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1106)
at java.lang.Thread.run(Thread.java:484)
What is the error?
Thanks,
Leyland