using hbase version 2.1  pheonix version  5.1.1    using following dependencies  compile('org.apache.phoenix:phoenix-core:5.1.1') { exclude module: 'sqlline' exclude module: 'slf4j-log4j12' } compile('org.apache.phoenix:phoenix-hbase-compat-2.2.5:5.1.1')   getting following error  Caused by: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is org.apache.phoenix.exception.PhoenixIOException: org.apache.hadoop.hbase.DoNotRetryIOException: Class org.apache.phoenix.coprocessor.SystemCatalogRegionObserver cannot be loaded Set hbase.table.sanity.checks to false at conf or table descriptor if you want to bypass sanity checks at org.apache.hadoop.hbase.master.HMaster.warnOrThrowExceptionForFailure(HMaster.java:2228) at org.apache.hadoop.hbase.master.HMaster.sanityCheckTableDescriptor(HMaster.java:2075) at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:1974) at org.apache.hadoop.hbase.master.MasterRpcServices.createTable(MasterRpcServices.java:636) at org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:413) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:132) at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324) at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304) at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:81) at org.mybatis.spring.transaction.SpringManagedTransaction.openConnection(SpringManagedTransaction.java:82) at org.mybatis.spring.transaction.SpringManagedTransaction.getConnection(SpringManagedTransaction.java:68) at org.apache.ibatis.executor.BaseExecutor.getConnection(BaseExecutor.java:336) at org.apache.ibatis.executor.SimpleExecutor.prepareStatement(SimpleExecutor.java:84) at org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:49) at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:117) at org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:76) at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:198) ... 83 more Caused by: org.apache.phoenix.exception.PhoenixIOException: org.apache.hadoop.hbase.DoNotRetryIOException: Class org.apache.phoenix.coprocessor.SystemCatalogRegionObserver cannot be loaded Set hbase.table.sanity.checks to false at conf or table descriptor if you want to bypass sanity checks at org.apache.hadoop.hbase.master.HMaster.warnOrThrowExceptionForFailure(HMaster.java:2228) at org.apache.hadoop.hbase.master.HMaster.sanityCheckTableDescriptor(HMaster.java:2075) at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:1974) at org.apache.hadoop.hbase.master.MasterRpcServices.createTable(MasterRpcServices.java:636) at org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:413) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:132) at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324) at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304)   ... View more