Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/1386#discussion_r46773630
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/broadcast/BroadcastVariableMaterialization.java
---
@@ -178,9 +178,9 @@ private boolean decrementReferenceInternal(BatchTask<?,
?> referenceHolder, bool
if (errorIfNoReference) {
throw new IllegalStateException(
String.format("The task
%s (%d/%d) did not hold a reference to the broadcast variable %s.",
-
referenceHolder.getEnvironment().getTaskName(),
-
referenceHolder.getEnvironment().getIndexInSubtaskGroup() + 1,
-
referenceHolder.getEnvironment().getNumberOfSubtasks(),
+
referenceHolder.getEnvironment().getTaskInfo().getTaskName(),
--- End diff --
Can replace this with `getTaskInfo().getTaskNameWithSubtasks()`.
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