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https://issues.apache.org/jira/browse/FLUME-1271?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13292721#comment-13292721
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Inder SIngh commented on FLUME-1271:
------------------------------------
The bigger question to ask is -> since FLUME is highly configurable, validation
of the FLUME CFG and reporting exact errors would help in OPS to maintain FLUME
based systems.
> 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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