When i tried to create the Incident I am getting the below error. With the System System administrator role i can able to create the incident. When i tried with Custom security role I am not able to create the Incident. I gave organisation level access to all the Service level permissions. Please find the below error details and do the needful.
Unhandled Exception: System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault, Microsoft.Xrm.Sdk, Version=8.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]: You don't have appropriate permissions to apply Servie Level Agreement (SLA) to this case record.Detail:
<OrganizationServiceFault xmlns:i="www.w3.org/.../XMLSchema-instance" xmlns="schemas.microsoft.com/.../Contracts">
<ActivityId>b52983c2-3106-4fa4-b588-e41710a66818</ActivityId>
<ErrorCode>-2147135486</ErrorCode>
<ErrorDetails xmlns:d2p1="schemas.datacontract.org/.../System.Collections.Generic" />
<Message>You don't have appropriate permissions to apply Servie Level Agreement (SLA) to this case record.</Message>
<Timestamp>2018-12-19T22:05:45.6377549Z</Timestamp>
<ExceptionRetriable>false</ExceptionRetriable>
<ExceptionSource i:nil="true" />
<InnerFault i:nil="true" />
<OriginalException i:nil="true" />
<TraceText>
[Microsoft.Crm.Service.ObjectModel: Microsoft.Crm.Service.ObjectModel.CasePreCreatePlugin]
[599729e0-4ccd-472b-8133-ddec4eb1452d: CasePreCreatePlugin]
</TraceText>
</OrganizationServiceFault>
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