Timo Walther created FLINK-5289: ----------------------------------- Summary: NPE when using value state on non-keyed stream Key: FLINK-5289 URL: https://issues.apache.org/jira/browse/FLINK-5289 Project: Flink Issue Type: Bug Components: Streaming Reporter: Timo Walther
Using a {{ValueStateDescriptor}} and {{getRuntimeContext().getState(descriptor)}} on a non-keyed stream leads to {{NullPointerException}} which is not very helpful for users: {code} java.lang.NullPointerException at org.apache.flink.streaming.api.operators.StreamingRuntimeContext.getState(StreamingRuntimeContext.java:109) {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)