https://community.cloudera.com/t5/Support-Questions/Caused-by-java-lang-IllegalAccessError-tried-to-access/m-p/111179#M74027 <P>I have exactly the same problem currently when trying to run the most basic example of the shc hbase connector. I use HDP 2.5.</P><P>See the issue I opened: </P><P><A href="https://github.com/hortonworks-spark/shc/issues/46">https://github.com/hortonworks-spark/shc/issues/46 </A></P><P>And here is the stack:</P><PRE>16/10/05 07:21:42 INFO ClientCnxn: Opening socket connection to server sandbox.hortonworks.com/10.0.2.15:2181. Will not attempt to authenticate using SASL (unknown error) 16/10/05 07:21:42 INFO ClientCnxn: Socket connection established to sandbox.hortonworks.com/10.0.2.15:2181, initiating session 16/10/05 07:21:42 INFO ClientCnxn: Session establishment complete on server sandbox.hortonworks.com/10.0.2.15:2181, sessionid = 0x157937befc00005, negotiated timeout = 40000 Exception in thread "main" org.apache.hadoop.hbase.DoNotRetryIOException: java.lang.IllegalAccessError: tried to access method com.google.common.base.Stopwatch.&lt;init&gt;()V from class org.apache.hadoop.hbase.zookeeper.MetaTableLocator at org.apache.hadoop.hbase.client.RpcRetryingCaller.translateException(RpcRetryingCaller.java:229) at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithoutRetries(RpcRetryingCaller.java:202) at org.apache.hadoop.hbase.client.ClientScanner.call(ClientScanner.java:320) at org.apache.hadoop.hbase.client.ClientScanner.nextScanner(ClientScanner.java:295) at org.apache.hadoop.hbase.client.ClientScanner.initializeScannerInConstruction(ClientScanner.java:160) at org.apache.hadoop.hbase.client.ClientScanner.&lt;init&gt;(ClientScanner.java:155) at org.apache.hadoop.hbase.client.HTable.getScanner(HTable.java:821) at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:193) at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:89) at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.isTableAvailable(ConnectionManager.java:985) at org.apache.hadoop.hbase.client.HBaseAdmin.isTableAvailable(HBaseAdmin.java:1399) at org.apache.spark.sql.execution.datasources.hbase.HBaseRelation.createTable(HBaseRelation.scala:87) at org.apache.spark.sql.execution.datasources.hbase.DefaultSource.createRelation(HBaseRelation.scala:58) at org.apache.spark.sql.execution.datasources.ResolvedDataSource$.apply(ResolvedDataSource.scala:222) at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:148) at org.apache.spark.sql.execution.datasources.hbase.examples.HBaseSource$.main(HBaseSource.scala:90) at org.apache.spark.sql.execution.datasources.hbase.examples.HBaseSource.main(HBaseSource.scala) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:731) at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:181) at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:206) at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:121) at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) Caused by: java.lang.IllegalAccessError: tried to access method com.google.common.base.Stopwatch.&lt;init&gt;()V from class org.apache.hadoop.hbase.zookeeper.MetaTableLocator at org.apache.hadoop.hbase.zookeeper.MetaTableLocator.blockUntilAvailable(MetaTableLocator.java:596) at org.apache.hadoop.hbase.zookeeper.MetaTableLocator.blockUntilAvailable(MetaTableLocator.java:580) at org.apache.hadoop.hbase.zookeeper.MetaTableLocator.blockUntilAvailable(MetaTableLocator.java:559) at org.apache.hadoop.hbase.client.ZooKeeperRegistry.getMetaRegionLocation(ZooKeeperRegistry.java:61) at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateMeta(ConnectionManager.java:1185) at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegion(ConnectionManager.java:1152) at org.apache.hadoop.hbase.client.RpcRetryingCallerWithReadReplicas.getRegionLocations(RpcRetryingCallerWithReadReplicas.java:300) at org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:151) at org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:59) at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithoutRetries(RpcRetryingCaller.java:200) ... 24 more </PRE> Wed, 05 Oct 2016 14:45:34 GMT samuel_sayag 2016-10-05T14:45:34Z