Inder SIngh created FLUME-1271:
----------------------------------

             Summary: Incorrect configuration causes NPE
                 Key: FLUME-1271
                 URL: https://issues.apache.org/jira/browse/FLUME-1271
             Project: Flume
          Issue Type: Bug
          Components: Sinks+Sources
    Affects Versions: v1.1.0
            Reporter: Inder SIngh
            Priority: Trivial


Problem Description
---------------------
An incorrect configuration something like below can result in NPE in FLUME.

agent1.sources.seqsource.type=seq
#agent1.sources.seqsource.channels=ch1

Exception Details
-----------------
2012-06-11 15:08:28,748 ERROR properties.PropertiesFileConfigurationProvider: 
Failed to load configuration data. Exception follows.
java.lang.NullPointerException
        at 
org.apache.flume.conf.properties.PropertiesFileConfigurationProvider.loadSources(PropertiesFileConfigurationProvider.java:324)
        at 
org.apache.flume.conf.properties.PropertiesFileConfigurationProvider.load(PropertiesFileConfigurationProvider.java:222)
        at 
org.apache.flume.conf.file.AbstractFileConfigurationProvider.doLoad(AbstractFileConfigurationProvider.java:123)
        at 
org.apache.flume.conf.file.AbstractFileConfigurationProvider.access$300(AbstractFileConfigurationProvider.java:38)

Cause
------
PropertiesFileConfigurationProvider->loadSources() {

...
...
String[] channelNames = context.getString(
            BasicConfigurationConstants.CONFIG_CHANNELS).split("\\s+");
...
}



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