13:28:19 13:28:19.853 [org.camunda.bpm.engine.impl.db.DbSchemaDrop.main()] ERROR org.camunda.bpm.engine.context - ENGINE-16004 Exception while closing command context: Method oracle/jdbc/driver/T4CPreparedStatement.isClosed()Z is abstract 13:28:19 java.lang.AbstractMethodError: Method oracle/jdbc/driver/T4CPreparedStatement.isClosed()Z is abstract 13:28:19 at oracle.jdbc.driver.T4CPreparedStatement.isClosed(T4CPreparedStatement.java) ~[ojdbc14-10.2.0.5.jar:Oracle JDBC Driver version - "10.2.0.5.0"] 13:28:19 at org.apache.ibatis.executor.BaseExecutor.closeStatement(BaseExecutor.java:285) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.SimpleExecutor.doQuery(SimpleExecutor.java:65) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:326) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:148) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:141) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.session.defaults.DefaultSqlSession.selectOne(DefaultSqlSession.java:77) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectById(DbSqlSession.java:108) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectById(DbEntityManager.java:206) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.persistence.entity.PropertyManager.findPropertyById(PropertyManager.java:26) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.HistoryLevelSetupCommand.checkStartupLockExists(HistoryLevelSetupCommand.java:103) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.HistoryLevelSetupCommand.execute(HistoryLevelSetupCommand.java:35) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.HistoryLevelSetupCommand.execute(HistoryLevelSetupCommand.java:27) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:24) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:104) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:66) [classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30) [classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.ProcessEngineImpl.executeSchemaOperations(ProcessEngineImpl.java:117) [classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.ProcessEngineImpl.(ProcessEngineImpl.java:89) [classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.cfg.ProcessEngineConfigurationImpl.buildProcessEngine(ProcessEngineConfigurationImpl.java:769) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.buildProcessEngine(ProcessEngines.java:206) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.initProcessEngineFromResource(ProcessEngines.java:179) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.init(ProcessEngines.java:107) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.getProcessEngine(ProcessEngines.java:244) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.getDefaultProcessEngine(ProcessEngines.java:233) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.getDefaultProcessEngine(ProcessEngines.java:229) [classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.db.DbSchemaDrop.main(DbSchemaDrop.java:29) [classes/:na] 13:28:19 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] 13:28:19 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na] 13:28:19 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] 13:28:19 at java.base/java.lang.reflect.Method.invoke(Method.java:564) ~[na:na] 13:28:19 at org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:293) [exec-maven-plugin-1.4.0.jar:na] 13:28:19 at java.base/java.lang.Thread.run(Thread.java:844) [na:na] 13:28:19 13:28:19.854 [org.camunda.bpm.engine.impl.db.DbSchemaDrop.main()] ERROR org.camunda.bpm.engine - ENGINE-00005 Exception while initializing process engine Method oracle/jdbc/driver/T4CPreparedStatement.isClosed()Z is abstract 13:28:19 java.lang.AbstractMethodError: Method oracle/jdbc/driver/T4CPreparedStatement.isClosed()Z is abstract 13:28:19 at oracle.jdbc.driver.T4CPreparedStatement.isClosed(T4CPreparedStatement.java) ~[ojdbc14-10.2.0.5.jar:Oracle JDBC Driver version - "10.2.0.5.0"] 13:28:19 at org.apache.ibatis.executor.BaseExecutor.closeStatement(BaseExecutor.java:285) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.SimpleExecutor.doQuery(SimpleExecutor.java:65) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:326) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:148) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:141) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.apache.ibatis.session.defaults.DefaultSqlSession.selectOne(DefaultSqlSession.java:77) ~[mybatis-3.4.6.jar:3.4.6] 13:28:19 at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectById(DbSqlSession.java:108) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectById(DbEntityManager.java:206) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.persistence.entity.PropertyManager.findPropertyById(PropertyManager.java:26) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.HistoryLevelSetupCommand.checkStartupLockExists(HistoryLevelSetupCommand.java:103) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.HistoryLevelSetupCommand.execute(HistoryLevelSetupCommand.java:35) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.HistoryLevelSetupCommand.execute(HistoryLevelSetupCommand.java:27) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:24) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:104) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:66) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.ProcessEngineImpl.executeSchemaOperations(ProcessEngineImpl.java:117) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.ProcessEngineImpl.(ProcessEngineImpl.java:89) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.cfg.ProcessEngineConfigurationImpl.buildProcessEngine(ProcessEngineConfigurationImpl.java:769) ~[classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.buildProcessEngine(ProcessEngines.java:206) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.initProcessEngineFromResource(ProcessEngines.java:179) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.init(ProcessEngines.java:107) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.getProcessEngine(ProcessEngines.java:244) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.getDefaultProcessEngine(ProcessEngines.java:233) [classes/:na] 13:28:19 at org.camunda.bpm.engine.ProcessEngines.getDefaultProcessEngine(ProcessEngines.java:229) [classes/:na] 13:28:19 at org.camunda.bpm.engine.impl.db.DbSchemaDrop.main(DbSchemaDrop.java:29) [classes/:na] 13:28:19 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] 13:28:19 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na] 13:28:19 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] 13:28:19 at java.base/java.lang.reflect.Method.invoke(Method.java:564) ~[na:na] 13:28:19 at org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:293) [exec-maven-plugin-1.4.0.jar:na] 13:28:19 at java.base/java.lang.Thread.run(Thread.java:844) [na:na] 13:28:19 [WARNING] 13:28:19 java.lang.reflect.InvocationTargetException 13:28:19 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 13:28:19 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 13:28:19 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 13:28:19 at java.base/java.lang.reflect.Method.invoke(Method.java:564) 13:28:19 at org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:293) 13:28:19 at java.base/java.lang.Thread.run(Thread.java:844) 13:28:19 Caused by: java.lang.NullPointerException 13:28:19 at org.camunda.bpm.engine.impl.db.DbSchemaDrop.main(DbSchemaDrop.java:30) 13:28:19 ... 6 more