"TEIID20001 The modeled datatype [] doesn't match the runtime type []

Issue

• Getting the below when running a query with COUNT(1) in the transformation:

2016-08-16 21:07:38,499 ERROR \[org.teiid.TRANSPORT\] (New I/O worker #11) TEIID40113 Unhandled exception, aborting operation: org.teiid.transport.ObjectEncoder$FailedWriteException: org.teiid.core.TeiidRuntimeException: TEIID20001 The modeled datatype string for column 37 doesn't match the runtime type "java.lang.String". Please ensure that the column's modeled datatype matches the expected data.
    at org.teiid.transport.ObjectEncoder.handleDownstream(ObjectEncoder.java:136) [teiid-runtime-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.jboss.netty.channel.Channels.write(Channels.java:704) [netty-3.6.10.Final-redhat-1.jar:3.6.10.Final-redhat-1]
    at org.jboss.netty.channel.Channels.write(Channels.java:671) [netty-3.6.10.Final-redhat-1.jar:3.6.10.Final-redhat-1]
    at org.jboss.netty.channel.AbstractChannel.write(AbstractChannel.java:248) [netty-3.6.10.Final-redhat-1.jar:3.6.10.Final-redhat-1]
    at org.teiid.transport.SSLAwareChannelHandler$ObjectChannelImpl.write(SSLAwareChannelHandler.java:93) [teiid-runtime-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.transport.SocketClientInstance.send(SocketClientInstance.java:87) [teiid-runtime-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.transport.ServerWorkItem.sendResult(ServerWorkItem.java:135) [teiid-runtime-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.transport.ServerWorkItem$1.onCompletion(ServerWorkItem.java:105) [teiid-runtime-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.client.util.ResultsFuture.done(ResultsFuture.java:135) [teiid-client-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.client.util.ResultsFuture.access$200(ResultsFuture.java:40) [teiid-client-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.client.util.ResultsFuture$1.receiveResults(ResultsFuture.java:79) [teiid-client-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.RequestWorkItem.sendResultsIfNeeded(RequestWorkItem.java:920) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.RequestWorkItem$1.flushBatchDirect(RequestWorkItem.java:646) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.query.processor.BatchCollector.flushBatch(BatchCollector.java:218) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:189) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:141) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:444) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:326) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:254) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:274) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210) [teiid-engine-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_65]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_65]
    at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_65]
Caused by: org.teiid.core.TeiidRuntimeException: TEIID20001 The modeled datatype string for column 37 doesn't match the runtime type "java.lang.String". Please ensure that the column's modeled datatype matches the expected data.
    at org.teiid.client.BatchSerializer.writeBatch(BatchSerializer.java:851) [teiid-client-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at org.teiid.client.ResultsMessage.writeExternal(ResultsMessage.java:332) [teiid-client-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at java.io.ObjectOutputStream.writeExternalData(ObjectOutputStream.java:1459) [rt.jar:1.8.0_65]
    at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1430) [rt.jar:1.8.0_65]
    at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) [rt.jar:1.8.0_65]
    at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348) [rt.jar:1.8.0_65]
    at org.teiid.net.socket.Message.writeExternal(Message.java:61) [teiid-client-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    at java.io.ObjectOutputStream.writeExternalData(ObjectOutputStream.java:1459) [rt.jar:1.8.0_65]
    at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1430) [rt.jar:1.8.0_65]
    at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) [rt.jar:1.8.0_65]
    at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348) [rt.jar:1.8.0_65]
    at org.teiid.transport.ObjectEncoder.handleDownstream(ObjectEncoder.java:131) [teiid-runtime-8.7.5.6_2-redhat-2.jar:8.7.5.6_2-redhat-2]
    ... 25 more
Caused by: java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String