Error trying to remove Hash Cache

Data Set Consists of 500 Million Rows with each row consisting of 132 Columns (With various data types including Big-Int). Data Load was unsuccessful with the following error after loading 344 Million Rows. Please Note that 2 of the salted table's regions are split at this moment.

13:03:48.645 [pool-2-thread-2] ERROR org.apache.phoenix.cache.ServerCacheClient - Error trying to remove hash cache for region=EPOEVENT,,1471683321681.6d9e058365a24e63e5802ca783c09660., hostname=ip-172-31-8-132.us-west-2.compute.internal,60020,1471683102656, seqNum=1935501 org.apache.hadoop.hbase.client.RetriesExhaustedException: Failed after attempts=35, exceptions:
Tue Aug 23 12:54:36 UTC 2016, RpcRetryingCaller

{globalStartTime=1471956876660, pause=100, retries=35}

, org.apache.hadoop.hbase.regionserver.RegionServerAbortedException: org.apache.hadoop.hbase.regionserver.RegionServerAbortedException: Server ip-172-31-8-129.us-west-2.compute.internal,60020,1471683105586 aborting
at org.apache.hadoop.hbase.regionserver.RSRpcServices.checkOpen(RSRpcServices.java:1087)
at org.apache.hadoop.hbase.regionserver.RSRpcServices.execService(RSRpcServices.java:1967)
at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:33652)
at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2180)
at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:112)
at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133)
at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
at java.lang.Thread.run(Thread.java:745)