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via Google Groups by Ben Vogan, 1 year ago
via hadooptutorial.info by Unknown author, 1 year ago
Expected timestamp in the Flume event headers, but it was null
via Stack Overflow by Farooque
, 2 years ago
Expected timestamp in the Flume event headers, but it was null
java.lang.NullPointerException: timestamp at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:229)