Flink CDC Issue Import created FLINK-34866:
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Summary: [Bug] Meet NoClassDefFoundError when add new table in
mysql cdc source
Key: FLINK-34866
URL: https://issues.apache.org/jira/browse/FLINK-34866
Project: Flink
Issue Type: Bug
Components: Flink CDC
Reporter: Flink CDC Issue Import
### Search before asking
- [X] I searched in the
[issues|https://github.com/ververica/flink-cdc-connectors/issues) and found
nothing similar.
### Flink version
1.18
### Flink CDC version
3.0.1
### Database and its version
source: mysql: 5.7
sink: file system
### Minimal reproduce step
1. create mysql cdc flink job
2. add new table in mysql source
meet exception:
java.lang.RuntimeException: One or more fetchers have encountered exception
at
org.apache.flink.connector.base.source.reader.fetcher.SplitFetcherManager.checkErrors(SplitFetcherManager.java:263)
at
org.apache.flink.connector.base.source.reader.SourceReaderBase.getNextFetch(SourceReaderBase.java:185)
at
org.apache.flink.connector.base.source.reader.SourceReaderBase.pollNext(SourceReaderBase.java:147)
at
org.apache.flink.streaming.api.operators.SourceOperator.emitNext(SourceOperator.java:419)
at
org.apache.flink.streaming.runtime.io.StreamTaskSourceInput.emitNext(StreamTaskSourceInput.java:68)
at
org.apache.flink.streaming.runtime.io.StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:65)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:562)
at
org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:231)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:858)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:807)
at
org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:953)
at
org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:932)
at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:746)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:562)
at java.lang.Thread.run(Thread.java:750)
Caused by: java.lang.NoClassDefFoundError:
com/ververica/cdc/common/utils/StringUtils
at
com.ververica.cdc.connectors.mysql.source.utils.RecordUtils.isTableChangeRecord(RecordUtils.java:395)
at
com.ververica.cdc.connectors.mysql.debezium.reader.BinlogSplitReader.shouldEmit(BinlogSplitReader.java:258)
at
com.ververica.cdc.connectors.mysql.debezium.reader.BinlogSplitReader.pollSplitRecords(BinlogSplitReader.java:165)
at
com.ververica.cdc.connectors.mysql.source.reader.MySqlSplitReader.pollSplitRecords(MySqlSplitReader.java:125)
at
com.ververica.cdc.connectors.mysql.source.reader.MySqlSplitReader.fetch(MySqlSplitReader.java:87)
at
org.apache.flink.connector.base.source.reader.fetcher.FetchTask.run(FetchTask.java:58)
at
org.apache.flink.connector.base.source.reader.fetcher.SplitFetcher.runOnce(SplitFetcher.java:165)
at
org.apache.flink.connector.base.source.reader.fetcher.SplitFetcher.run(SplitFetcher.java:117)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624]
... 1 more
### What did you expect to see?
should not capture exception when add new table on mysql cdc source
### What did you see instead?
meet java.lang.NoClassDefFoundError Exception and job failover
### Anything else?
_No response_
### Are you willing to submit a PR?
- [X] I'm willing to submit a PR!
---------------- Imported from GitHub ----------------
Url: https://github.com/apache/flink-cdc/issues/3035
Created by: [pengmide|https://github.com/pengmide]
Labels: bug,
Created at: Fri Jan 26 09:20:19 CST 2024
State: open
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