[
https://issues.apache.org/jira/browse/BEAM-8157?focusedWorklogId=308077&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-308077
]
ASF GitHub Bot logged work on BEAM-8157:
----------------------------------------
Author: ASF GitHub Bot
Created on: 06/Sep/19 18:20
Start Date: 06/Sep/19 18:20
Worklog Time Spent: 10m
Work Description: tweise commented on issue #9484: [BEAM-8157] Remove
length prefix from state key for Flink's state backend
URL: https://github.com/apache/beam/pull/9484#issuecomment-528961315
Unfortunately with this change the test pipeline fails:
```
RuntimeError: java.lang.RuntimeException: Failed to remove nested context
from key: XXXXXX
at
org.apache.beam.runners.flink.translation.wrappers.streaming.FlinkKeyUtils.removeNestedContext(FlinkKeyUtils.java:85)
at
org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator$BagUserStateFactory$1.prepareStateBackend(ExecutableStageDoFnOperator.java:370)
```
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Issue Time Tracking
-------------------
Worklog Id: (was: 308077)
Time Spent: 2.5h (was: 2h 20m)
> Flink state requests return wrong state in timers when encoded key is
> length-prefixed
> -------------------------------------------------------------------------------------
>
> Key: BEAM-8157
> URL: https://issues.apache.org/jira/browse/BEAM-8157
> Project: Beam
> Issue Type: Bug
> Components: runner-flink
> Affects Versions: 2.13.0
> Reporter: Maximilian Michels
> Assignee: Maximilian Michels
> Priority: Major
> Fix For: 2.16.0
>
> Time Spent: 2.5h
> Remaining Estimate: 0h
>
> Due to multiple changes made in BEAM-7126, the Flink internal key encoding is
> broken when the key is encoded with a length prefix. The Flink runner
> requires the internal key to be encoded without a length prefix.
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