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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2022/05/25 10:30:03 UTC
[GitHub] [shardingsphere] zjcnb opened a new issue, #17944: NPE occurred when use database
zjcnb opened a new issue, #17944:
URL: https://github.com/apache/shardingsphere/issues/17944
### Which version of ShardingSphere did you use?
`master`
### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
`ShardingSphere-Proxy`
```
[ERROR] 2022-05-25 18:27:45.967 [ShardingSphere-Command-0] o.a.s.p.f.c.CommandExecutorTask - Exception occur:
java.lang.NullPointerException: null
at org.apache.shardingsphere.proxy.backend.response.header.query.QueryHeaderBuilderFactory.getInstance(QueryHeaderBuilderFactory.java:44)
at org.apache.shardingsphere.proxy.backend.response.header.query.QueryHeaderBuilderEngine.build(QueryHeaderBuilderEngine.java:55)
at org.apache.shardingsphere.proxy.backend.text.admin.DatabaseAdminQueryBackendHandler.createResponseHeader(DatabaseAdminQueryBackendHandler.java:72)
at org.apache.shardingsphere.proxy.backend.text.admin.DatabaseAdminQueryBackendHandler.execute(DatabaseAdminQueryBackendHandler.java:61)
at org.apache.shardingsphere.proxy.frontend.mysql.command.query.text.query.MySQLComQueryPacketExecutor.execute(MySQLComQueryPacketExecutor.java:97)
at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:106)
at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:76)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[ERROR] 2022-05-25 18:27:45.986 [ShardingSphere-Command-0] o.a.s.p.f.c.CommandExecutorTask - Exception occur:
java.lang.NullPointerException: null
at org.apache.shardingsphere.proxy.backend.response.header.query.QueryHeaderBuilderFactory.getInstance(QueryHeaderBuilderFactory.java:44)
at org.apache.shardingsphere.proxy.backend.response.header.query.QueryHeaderBuilderEngine.build(QueryHeaderBuilderEngine.java:55)
at org.apache.shardingsphere.proxy.backend.text.admin.DatabaseAdminQueryBackendHandler.createResponseHeader(DatabaseAdminQueryBackendHandler.java:72)
at org.apache.shardingsphere.proxy.backend.text.admin.DatabaseAdminQueryBackendHandler.execute(DatabaseAdminQueryBackendHandler.java:61)
at org.apache.shardingsphere.proxy.frontend.mysql.command.query.text.query.MySQLComQueryPacketExecutor.execute(MySQLComQueryPacketExecutor.java:97)
at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:106)
at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:76)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
```
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[GitHub] [shardingsphere] zjcnb commented on issue #17944: NPE occurred when use database
Posted by GitBox <gi...@apache.org>.
zjcnb commented on issue #17944:
URL: https://github.com/apache/shardingsphere/issues/17944#issuecomment-1137103812
> @zjcnb I meet the same exception when execute `show tables`. I will try to fix this bug.
OK, thx
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[GitHub] [shardingsphere] strongduanmu commented on issue #17944: NPE occurred when use database
Posted by GitBox <gi...@apache.org>.
strongduanmu commented on issue #17944:
URL: https://github.com/apache/shardingsphere/issues/17944#issuecomment-1137140673
Fixed by #17944.
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[GitHub] [shardingsphere] strongduanmu commented on issue #17944: NPE occurred when use database
Posted by GitBox <gi...@apache.org>.
strongduanmu commented on issue #17944:
URL: https://github.com/apache/shardingsphere/issues/17944#issuecomment-1137101613
@zjcnb I meet the same exception when execute `show tables`. I will try to fix this bug.
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[GitHub] [shardingsphere] zjcnb commented on issue #17944: NPE occurred when use database
Posted by GitBox <gi...@apache.org>.
zjcnb commented on issue #17944:
URL: https://github.com/apache/shardingsphere/issues/17944#issuecomment-1137075200
@TeslaCN Hi, can you look this?
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[GitHub] [shardingsphere] strongduanmu closed issue #17944: NPE occurred when use database
Posted by GitBox <gi...@apache.org>.
strongduanmu closed issue #17944: NPE occurred when use database
URL: https://github.com/apache/shardingsphere/issues/17944
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