ChaoFang created FLINK-38620:
--------------------------------
Summary: iceberg report metrics error
Key: FLINK-38620
URL: https://issues.apache.org/jira/browse/FLINK-38620
Project: Flink
Issue Type: Bug
Components: Flink CDC
Affects Versions: 3.0.0
Environment: flink-1.20
flink-cdc-3.5
Reporter: ChaoFang
Fix For: 3.0.0
iceberg report metrics error.
```
Caught exception while executing runnable in main thread.
java.lang.NullPointerException: null at
org.apache.flink.runtime.metrics.dump.MetricQueryService.replaceInvalidChars(MetricQueryService.java:228)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.dump.MetricQueryService.access$000(MetricQueryService.java:53)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.dump.MetricQueryService$1.filterCharacters(MetricQueryService.java:64)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.groups.GenericMetricGroup.createQueryServiceMetricInfo(GenericMetricGroup.java:42)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.groups.AbstractMetricGroup.getQueryServiceMetricInfo(AbstractMetricGroup.java:251)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.groups.GenericMetricGroup.createQueryServiceMetricInfo(GenericMetricGroup.java:42)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.groups.AbstractMetricGroup.getQueryServiceMetricInfo(AbstractMetricGroup.java:251)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.groups.GenericMetricGroup.createQueryServiceMetricInfo(GenericMetricGroup.java:42)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.groups.AbstractMetricGroup.getQueryServiceMetricInfo(AbstractMetricGroup.java:251)
~[flink-dist-1.20.2.jar:1.20.2] at
org.apache.flink.runtime.metrics.groups.GenericMetricGroup.createQueryServiceMetricInfo(GenericMetricGroup.java:42)
~[flink-dist-1.20.2.jar:1.20.2]
```
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