Dss extraction marketDepth, format errors

Hi Im using Dss to extract market depth data. It seems to work fine until after many successful batches of data received, format errors occur. please have a look at the logoutput:

[15:57:54 DBG] Dss ReadRawExtractionResponse line read:

"DEBYF1,Market Price,2020-01-08T07:26:20.019568103Z,+1,Normalized LL2,44.65,1,1,44.75,2,1,44.5,5,1,44.95,3,2,44.42,1,1,45.1,1,1,44.1,1,1,45.2,3,1,44.05,1,1,45.32,2,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,"

[15:57:54 DBG] Dss ReadRawExtractionResponse ResultObjectDictionary after lineread: "{\r\n\t#RIC: DEBYF1,\r\n\tDomain: Market Price,\r\n\tDate-Time: 2020-01-08T08:26:20.0195681+01:00,\r\n\tGMT Offset: 1,\r\n\tType: Normalized LL2,\r\n\tL1-BidPrice: 44.65,\r\n\tL1-BidSize: 1,\r\n\tL1-BuyNo: 1,\r\n\tL1-AskPrice: 44.75,\r\n\tL1-AskSize: 2,\r\n\tL1-SellNo: 1,\r\n\tL2-BidPrice: 44.5,\r\n\tL2-BidSize: 5,\r\n\tL2-BuyNo: 1,\r\n\tL2-AskPrice: 44.95,\r\n\tL2-AskSize: 3,\r\n\tL2-SellNo: 2,\r\n\tL3-BidPrice: 44.42,\r\n\tL3-BidSize: 1,\r\n\tL3-BuyNo: 1,\r\n\tL3-AskPrice: 45.1,\r\n\tL3-AskSize: 1,\r\n\tL3-SellNo: 1,\r\n\tL4-BidPrice: 44.1,\r\n\tL4-BidSize: 1,\r\n\tL4-BuyNo: 1,\r\n\tL4-AskPrice: 45.2,\r\n\tL4-AskSize: 3,\r\n\tL4-SellNo: 1,\r\n\tL5-BidPrice: 44.05,\r\n\tL5-BidSize: 1,\r\n\tL5-BuyNo: 1,\r\n\tL5-AskPrice: 45.32,\r\n\tL5-AskSize: 2,\r\n\tL5-SellNo: 1,\r\n\tL6-BidPrice: 0,\r\n\tL6-BidSize: 0,\r\n\tL6-BuyNo: 0,\r\n\tL6-AskPrice: 0,\r\n\tL6-AskSize: 0,\r\n\tL6-SellNo: 0,\r\n\tL7-BidPrice: 0,\r\n\tL7-BidSize: 0,\r\n\tL7-BuyNo: 0,\r\n\tL7-AskPrice: 0,\r\n\tL7-AskSize: 0,\r\n\tL7-SellNo: 0,\r\n\tL8-BidPrice: 0,\r\n\tL8-BidSize: 0,\r\n\tL8-BuyNo: 0,\r\n\tL8-AskPrice: 0,\r\n\tL8-AskSize: 0,\r\n\tL8-SellNo: 0,\r\n\tL9-BidPrice: 0,\r\n\tL9-BidSize: 0,\r\n\tL9-BuyNo: 0,\r\n\tL9-AskPrice: 0,\r\n\tL9-AskSize: 0,\r\n\tL9-SellNo: 0,\r\n\tL10-BidPrice: 0,\r\n\tL10-BidSize: 0,\r\n\tL10-BuyNo: 0,\r\n\tL10-AskPrice: 0,\r\n\tL10-AskSize: 0,\r\n\tL10-SellNo: 0\r\n}"

[15:57:56 DBG] Extraction response "{\r\n\tElapsedTime: PT1.5986465S,\r\n\tRequest: \"Method: GET, RequestUri: 'https://hosted.datascopeapi.reuters.com/RestApi/v1/Extractions/RawExtractionResults('0x072de556d4c6ba26')/$value', Version: 1.1, Content: <null>, Headers:\r\n{\r\n\t\t\r\n Range: bytes=1599488-\r\n Authorization: Token _YHe6Dqvt8XdzVRC8H8z_kTqlYaUChTAXXUC3O74EOZm9TMa4mCG22nJVsBsZlQGOpdja3CgQOJt8_zJ_jp0cDl0VrkF8c0jqi4UhfxBGdar8oJ8x12GsVHDVUIO0vd_CO9RX6qSPBnA5fbbjrRANE_LhdKhml3D-yyGyY87WW1nEMC_zXeqYa1d5hnNUHou9-eQeGHBB0lddT2_dqp4Yj6MrIY0kxyx0ymb7FlH1hbdN9kNroo9_lqqj93xR5JW_6uP-CRYE5g7zwQpldUSkaTnz6Th5qU1fT_szyOY1JSg\r\n X-Client-Session-Id: 553b9a19-463f-482f-9869-3f444a1990f6\r\n X-Client-Version: restapiv1.13.3.142.64\r\n OData-Version: 4.0;NetFx\r\n OData-MaxVersion: 4.0;NetFx\r\n Accept: application/json; odata.metadata=minimal\r\n Accept-Charset: UTF-8\r\n User-Agent: Thomson\r\n User-Agent: Reuters\r\n User-Agent: OData\r\n User-Agent: Client\r\n User-Agent: 13.3.142.0\r\n Prefer: respond-async\r\n Request-Id: |985c1a55-445584462fbf3808.9.\r\n Accept-Encoding: gzip\r\n Accept-Encoding: deflate\r\n\r\n\t}\",\r\n\tResponse: \"StatusCode: 206, ReasonPhrase: 'Partial Content', Version: 1.1, Content: System.Net.Http.HttpConnectionResponseContent, Headers:\r\n{\r\n\t\t\r\n Cache-Control: no-cache\r\n Pragma: no-cache\r\n Server: Microsoft-IIS/7.5\r\n X-Client-Session-Id: 553b9a19-463f-482f-9869-3f444a1990f6\r\n X-Request-Execution-Correlation-Id: CiD/9024214/McWwAA.072de7fa4c86ba33/RA\r\n X-App-Id: Custom.RestApi\r\n X-App-Version: 14.1.98.64\r\n Date: Mon, 20 Jul 2020 13:57:56 GMT\r\n Content-Length: 7274132\r\n Content-Type: text/plain\r\n Content-Range: bytes 1599488-8873619/8873620\r\n Expires: -1\r\n\r\n\t}\"\r\n}"

[15:57:56 DBG] Dss ReadRawExtractionResponse line read:

"DEBYF1,Market?{??(??\u0014?S?\"\u001B\u0001_?}???(6?"

[15:57:56 DBG] Dss ReadRawExtractionResponse ResultObjectDictionary after lineread: "{\r\n\t#RIC: DEBYF1,\r\n\tDomain: \"Market?{\r\n\t\t??(??\u0014?S?\"\"\u001B\u0001_?\r\n\t}???(6?\"\r\n}"

[15:57:56 ERR] error parsing: "DEBYF1,Market?{??(??\u0014?S?\"\u001B\u0001_?}???(6?"

[15:57:56 DBG] Dss ReadRawExtractionResponse line read:

"c\u001F?`F?Q?x"

[15:57:56 DBG] Dss ReadRawExtractionResponse ResultObjectDictionary after lineread: "{\r\n\t#RIC: c\u001F?`F?Q?x\r\n}"

[15:57:56 ERR] error parsing: "c\u001F?`F?Q?x"

[15:57:56 DBG] Dss ReadRawExtractionResponse line read:

"v\u0013$"

[15:57:56 DBG] Dss ReadRawExtractionResponse ResultObjectDictionary after lineread: "{\r\n\t#RIC: v\u0013$\r\n}"

[15:57:56 ERR] error parsing: "v\u0013$"

[15:57:56 DBG] Dss ReadRawExtractionResponse line read:

"\u00039?}?\u0014~?;???W??w\u0014a\u0017D???'?a`G?Y^uf?s??\u0010\u001C^? n? ?ZP?\u0005??w.?\u0018H#Y\u001F\"?z\u0008????\u0001%\u0006????~\u0006? 6?"

[15:57:56 DBG] Dss ReadRawExtractionResponse ResultObjectDictionary after lineread: "{\r\n\t#RIC: \"\u00039?\r\n}?\u0014~?;???W??w\u0014a\u0017D???'?a`G?Y^uf?s??\u0010\u001C^? n? ?ZP?\u0005??w.?\u0018H#Y\u001F\"\"?z\u0008????\u0001%\u0006????~\u0006? 6?\"\r\n}"

[15:57:56 ERR] error parsing: "\u00039?}?\u0014~?;???W??w\u0014a\u0017D???'?a`G?Y^uf?s??\u0010\u001C^? n? ?ZP?\u0005??w.?\u0018H#Y\u001F\"?z\u0008????\u0001%\u0006????~\u0006? 6?"