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Type:
Improvement
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Status: Closed
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Priority:
Major
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Resolution: Duplicate
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Affects Version/s: 1.2.0
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Fix Version/s: 1.2.1
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Component/s: API / DataStream
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Labels:None
Some (misbehaved) WindowAssigners can cause windows to be dropped from the merging window set while a cleanup timer is still active. This will trigger a NullPointerException when that timer fires.
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