Team owner of selected queue is blank - cannot assign Case to this queue

I am sending data as XML data to dynamic CRM after authentication process completed. At that time i am getting response i am getting like "You should specify a parent contact or account". My sample data which i am sending to CRM.

Sample data:

<s:Body>
<Execute
xmlns="schemas.microsoft.com/.../Services"
xmlns:i="www.w3.org/.../XMLSchema-instance">
<request i:type="a:CreateRequest"
xmlns:a="schemas.microsoft.com/.../Contracts">
<a:Parameters
xmlns:b="schemas.datacontract.org/.../System.Collections.Generic">
<a:KeyValuePairOfstringanyType>
<b:key>Target</b:key>
<b:value i:type="a:Entity">
<a:Attributes>
<a:KeyValuePairOfstringanyType>
<b:key>uor_firstname</b:key>
<b:value i:type="c:string"
xmlns:c="www.w3.org/.../XMLSchema">
<![CDATA[SuganyaSuk]]>
</b:value>
</a:KeyValuePairOfstringanyType>
<a:KeyValuePairOfstringanyType>
<b:key>uor_lastname</b:key>
<b:value i:type="c:string"
xmlns:c="www.w3.org/.../XMLSchema">
<![CDATA[reading]]>
</b:value>
</a:KeyValuePairOfstringanyType>
<a:KeyValuePairOfstringanyType>
<b:key>uor_email</b:key>
<b:value i:type="c:string"
xmlns:c="www.w3.org/.../XMLSchema">
<![CDATA[suganyaonetestread@g.com]]
</b:value>
</a:KeyValuePairOfstringanyType>
<a:KeyValuePairOfstringanyType>
<b:key>uor_preferredintake</b:key>
<b:value i:type="a:OptionSetValue">
<a:Value>183240000</a:Value>
</b:value>
</a:KeyValuePairOfstringanyType>
<a:KeyValuePairOfstringanyType>
<b:key>description</b:key>
<b:value i:type="c:string"
xmlns:c="www.w3.org/.../XMLSchema">
<![CDATA[No content]]>
</b:value>
</a:KeyValuePairOfstringanyType>
<a:KeyValuePairOfstringanyType>
<b:key>uor_levelofstudies</b:key>
<b:value i:type="a:OptionSetValue">
<a:Value>183240003</a:Value>
</b:value>
</a:KeyValuePairOfstringanyType>
<a:KeyValuePairOfstringanyType>
<b:key>customerid</b:key>
<b:value i:type="a:EntityReference">
<a:Id>e3fe4ff2-a630-43cc-a1e8-abcd3a079866</a:Id>
<a:KeyAttributes/>
<a:LogicalName>account</a:LogicalName>
<a:Name i:nil="true" />
<a:RowVersion i:nil="true" />
</b:value>
</a:KeyValuePairOfstringanyType>
</a:Attributes>
<a:EntityState i:nil="true" />
<a:FormattedValues />
<a:LogicalName>incident</a:LogicalName>
<a:RelatedEntities />
</b:value>
</a:KeyValuePairOfstringanyType>
</a:Parameters>
<a:RequestId i:nil="true" />
<a:RequestName>Create</a:RequestName>
</request>
</Execute>
</s:Body>

once send above data. i am getting below response.

<s:Envelope
xmlns:s="www.w3.org/.../soap-envelope"
xmlns:a="www.w3.org/.../addressing"
xmlns:u="docs.oasis-open.org/.../oasis-200401-wss-wssecurity-utility-1.0.xsd">
<s:Header>
<a:Action s:mustUnderstand="1">schemas.microsoft.com/.../ExecuteOrganizationServiceFaultFault&lt;/a:Action>
<a:RelatesTo>urn:uuid:8689a2ae-2e70-4113-9534-eef0881f8334</a:RelatesTo>
<ActivityId CorrelationId="fb28f395-71fd-4950-8a4b-f2c122aa0ab7"
xmlns="schemas.microsoft.com/.../Diagnostics">00000000-0000-0000-0000-000000000000
</ActivityId>
<o:Security s:mustUnderstand="1"
xmlns:o="docs.oasis-open.org/.../oasis-200401-wss-wssecurity-secext-1.0.xsd">
<u:Timestamp u:Id="_0">
<u:Created>2017-12-05T09:18:22.903Z</u:Created>
<u:Expires>2017-12-05T09:23:22.903Z</u:Expires>
</u:Timestamp>
</o:Security>
</s:Header>
<s:Body>
<s:Fault>
<s:Code>
<s:Value>s:Sender</s:Value>
</s:Code>
<s:Reason>
<s:Text xml:lang="en-US">Team owner of selected queue is blank - cannot assign Case to this queue</s:Text>
</s:Reason>
<s:Detail>
<OrganizationServiceFault
xmlns="schemas.microsoft.com/.../Contracts"
xmlns:i="www.w3.org/.../XMLSchema-instance">
<ActivityId>3fb0c5ca-b349-4289-8ae8-f0e31f187251</ActivityId>
<ErrorCode>-2147220891</ErrorCode>
<ErrorDetails
xmlns:b="schemas.datacontract.org/.../System.Collections.Generic">
<KeyValuePairOfstringanyType>
<b:key>OperationStatus</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">0
</b:value>
</KeyValuePairOfstringanyType>
<KeyValuePairOfstringanyType>
<b:key>SubErrorCode</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">-2146233088
</b:value>
</KeyValuePairOfstringanyType>
</ErrorDetails>
<Message>Team owner of selected queue is blank - cannot assign Case to this queue</Message>
<Timestamp>2017-12-05T09:18:22.9038557Z</Timestamp>
<ExceptionRetriable>false</ExceptionRetriable>
<ExceptionSource i:nil="true"/>
<InnerFault>
<ActivityId>3fb0c5ca-b349-4289-8ae8-f0e31f187251</ActivityId>
<ErrorCode>-2147220891</ErrorCode>
<ErrorDetails
xmlns:b="schemas.datacontract.org/.../System.Collections.Generic">
<KeyValuePairOfstringanyType>
<b:key>OperationStatus</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">0
</b:value>
</KeyValuePairOfstringanyType>
<KeyValuePairOfstringanyType>
<b:key>SubErrorCode</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">-2146233088
</b:value>
</KeyValuePairOfstringanyType>
</ErrorDetails>
<Message>Team owner of selected queue is blank - cannot assign Case to this queue</Message>
<Timestamp>2017-12-05T09:18:22.9038557Z</Timestamp>
<ExceptionRetriable>false</ExceptionRetriable>
<ExceptionSource i:nil="true"/>
<InnerFault>
<ActivityId>3fb0c5ca-b349-4289-8ae8-f0e31f187251</ActivityId>
<ErrorCode>-2147220891</ErrorCode>
<ErrorDetails
xmlns:b="schemas.datacontract.org/.../System.Collections.Generic">
<KeyValuePairOfstringanyType>
<b:key>OperationStatus</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">0
</b:value>
</KeyValuePairOfstringanyType>
<KeyValuePairOfstringanyType>
<b:key>SubErrorCode</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">-2146233088
</b:value>
</KeyValuePairOfstringanyType>
</ErrorDetails>
<Message>Team owner of selected queue is blank - cannot assign Case to this queue</Message>
<Timestamp>2017-12-05T09:18:22.9038557Z</Timestamp>
<ExceptionRetriable>false</ExceptionRetriable>
<ExceptionSource i:nil="true"/>
<InnerFault>
<ActivityId>3fb0c5ca-b349-4289-8ae8-f0e31f187251</ActivityId>
<ErrorCode>-2147220891</ErrorCode>
<ErrorDetails
xmlns:b="schemas.datacontract.org/.../System.Collections.Generic">
<KeyValuePairOfstringanyType>
<b:key>OperationStatus</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">0
</b:value>
</KeyValuePairOfstringanyType>
<KeyValuePairOfstringanyType>
<b:key>SubErrorCode</b:key>
<b:value i:type="c:int"
xmlns:c="www.w3.org/.../XMLSchema">-2146233088
</b:value>
</KeyValuePairOfstringanyType>
</ErrorDetails>
<Message>Team owner of selected queue is blank - cannot assign Case to this queue</Message>
<Timestamp>2017-12-05T09:18:22.9038557Z</Timestamp>
<ExceptionRetriable>false</ExceptionRetriable>
<ExceptionSource i:nil="true"/>
<InnerFault i:nil="true"/>
<OriginalException i:nil="true"/>
<TraceText i:nil="true"/>
</InnerFault>
<OriginalException i:nil="true"/>
<TraceText i:nil="true"/>
</InnerFault>
<OriginalException i:nil="true"/>
<TraceText i:nil="true"/>
</InnerFault>
<OriginalException i:nil="true"/>
<TraceText>&#xD;
[Microsoft.Crm.ObjectModel: Microsoft.Crm.ObjectModel.QueueItemRoutePostOperationPlugin]&#xD;
[cba57035-547a-4c2a-add4-24eb76b14fd7: QueueItemRoutePostOperationPlugin]&#xD;
Sync workflow 'QUEUE ITEM: Create - Assign Case to Team Owner of Queue' terminated with error 'Team owner of selected queue is blank - cannot assign Case to this queue'&#xD;
&#xD;
[Microsoft.Crm.ObjectModel: Microsoft.Crm.ObjectModel.SyncWorkflowExecutionPlugin]&#xD;
[bd8afc70-11d5-e711-8111-5065f38a69b1: ]&#xD;
Sync workflow 'QUEUE ITEM: Create - Assign Case to Team Owner of Queue' terminated with error 'Team owner of selected queue is blank - cannot assign Case to this queue'&#xD;
</TraceText>
</OrganizationServiceFault>
</s:Detail>
</s:Fault>
</s:Body>
</s:Envelope>

Can you please help me to resolve this problem?