sql-client.sh start failed

[hadoop@master flink-1.15.0]$ ./bin/sql-client.sh 
Setting HADOOP_CONF_DIR=/etc/hadoop/conf because no HADOOP_CONF_DIR or HADOOP_CLASSPATH was set.
Setting HBASE_CONF_DIR=/etc/hbase/conf because no HBASE_CONF_DIR was set.

Exception in thread "main" org.apache.flink.table.client.SqlClientException: Unexpected exception. This is a bug. Please consider filing an issue.
        at org.apache.flink.table.client.SqlClient.startClient(SqlClient.java:201)
        at org.apache.flink.table.client.SqlClient.main(SqlClient.java:161)
Caused by: org.apache.flink.table.api.TableException: Could not instantiate the executor. Make sure a planner module is on the classpath
        at org.apache.flink.table.client.gateway.context.ExecutionContext.lookupExecutor(ExecutionContext.java:163)
        at org.apache.flink.table.client.gateway.context.ExecutionContext.createTableEnvironment(ExecutionContext.java:111)
        at org.apache.flink.table.client.gateway.context.ExecutionContext.<init>(ExecutionContext.java:66)
        at org.apache.flink.table.client.gateway.context.SessionContext.create(SessionContext.java:247)
        at org.apache.flink.table.client.gateway.local.LocalContextUtils.buildSessionContext(LocalContextUtils.java:87)
        at org.apache.flink.table.client.gateway.local.LocalExecutor.openSession(LocalExecutor.java:87)
        at org.apache.flink.table.client.SqlClient.start(SqlClient.java:88)
        at org.apache.flink.table.client.SqlClient.startClient(SqlClient.java:187)
        ... 1 more
Caused by: org.apache.flink.table.api.TableException: Unexpected error when trying to load service provider for factories.
        at org.apache.flink.table.factories.FactoryUtil.lambda$discoverFactories$19(FactoryUtil.java:813)
        at java.util.ArrayList.forEach(ArrayList.java:1259)
        at org.apache.flink.table.factories.FactoryUtil.discoverFactories(FactoryUtil.java:799)
        at org.apache.flink.table.factories.FactoryUtil.discoverFactory(FactoryUtil.java:517)
        at org.apache.flink.table.client.gateway.context.ExecutionContext.lookupExecutor(ExecutionContext.java:154)
        ... 8 more
Caused by: java.util.ServiceConfigurationError: org.apache.flink.table.factories.Factory: Provider org.apache.flink.table.planner.loader.DelegateExecutorFactory could not be instantiated
        at java.util.ServiceLoader.fail(ServiceLoader.java:232)
        at java.util.ServiceLoader.access$100(ServiceLoader.java:185)
        at java.util.ServiceLoader$LazyIterator.nextService(ServiceLoader.java:384)
        at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:404)
        at java.util.ServiceLoader$1.next(ServiceLoader.java:480)
        at org.apache.flink.table.factories.ServiceLoaderUtil.load(ServiceLoaderUtil.java:42)
        at org.apache.flink.table.factories.FactoryUtil.discoverFactories(FactoryUtil.java:798)
        ... 10 more
Caused by: java.lang.ExceptionInInitializerError
        at org.apache.flink.table.planner.loader.PlannerModule.getInstance(PlannerModule.java:135)
        at org.apache.flink.table.planner.loader.DelegateExecutorFactory.<init>(DelegateExecutorFactory.java:34)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at java.util.ServiceLoader$LazyIterator.nextService(ServiceLoader.java:380)
        ... 14 more
Caused by: org.apache.flink.table.api.TableException: Could not initialize the table planner components loader.
        at org.apache.flink.table.planner.loader.PlannerModule.<init>(PlannerModule.java:123)
        at org.apache.flink.table.planner.loader.PlannerModule.<init>(PlannerModule.java:52)
        at org.apache.flink.table.planner.loader.PlannerModule$PlannerComponentsHolder.<clinit>(PlannerModule.java:131)
        ... 22 more
Caused by: java.nio.file.FileAlreadyExistsException: /tmp
        at sun.nio.fs.UnixException.translateToIOException(UnixException.java:88)
        at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
        at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
        at sun.nio.fs.UnixFileSystemProvider.createDirectory(UnixFileSystemProvider.java:384)
        at java.nio.file.Files.createDirectory(Files.java:674)
        at java.nio.file.Files.createAndCheckIsDirectory(Files.java:781)
        at java.nio.file.Files.createDirectories(Files.java:727)
        at org.apache.flink.table.planner.loader.PlannerModule.<init>(PlannerModule.java:96)
        ... 24 more