Postman Error "ODP_DESERIALIZATION_ERROR" Hello, First of all, I have already read all relevant posts here on the above topic. I want to send the following POST in Postman https://server:port/int/ifsapplications/projection/v1/ManualReservationShopOrderHandling.svc/ShopMaterialAllocSet(OrderNo='1010178',ReleaseNo='*',SequenceNo='*',LineItemNo=2)/IfsApp.ManualReservationShopOrderHandling.ShopMaterialAlloc.Unreserve and get the following error. { "error": { "code": "ODP_DESERIALIZATION_ERROR", "message": "Error while de-serializing contents." }} Setting the header parameters - Accept: application/json;odata.metadata=full;IEEE754Compatible=true - Content Type: application/json;IEEE754Compatible=true wasn't the solution, just as an empty body didn't help. The GET call works as expected https://server:port/int/ifsapplications/projection/v1/ManualReservationShopOrderHandling.svc/ShopMaterialAllocSet(OrderNo='1010178',ReleaseNo='*',SequenceNo='*',LineItemNo=2) We are currently using IFS 10 Update 9 Does anyone have any ideas as to wha