[rules-users] How handle exception thrown while looping in DRL file

[ashwindrool]

Hi,

I ran enhanced for loop in .DRL file .Its looping perfectly but after
completion of loop its throwing error mentioned as follows:


*org.drools.runtime.rule.ConsequenceException: rule: Test
Maadiiiiiiiiiiiiiiiii

	at
org.drools.runtime.rule.impl.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:39)
	at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1101)
	at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:1029)
	at org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1251)
	at
org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:737)
	at
org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:701)
	at
org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:218)
	at com.sample.DroolsTest.main(DroolsTest.java:156)
Caused by: java.lang.NullPointerException
	at
com.sample.Rule_Test_Maadiiiiiiiiiiiiiiiii_0.defaultConsequence(Rule_Test_Maadiiiiiiiiiiiiiiiii_0.java:7)
	at
com.sample.Rule_Test_Maadiiiiiiiiiiiiiiiii_0DefaultConsequenceInvoker.evaluate(Rule_Test_Maadiiiiiiiiiiiiiiiii_0DefaultConsequenceInvoker.java:27)
	at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1091)
	... 6 more
*

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