topic I think the availability of… in Product Forum https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64371#M17162 I think the availability of a namespace is related to the .Net version you are using - check have you added in the reference to the DLL. Mon, 05 Feb 2018 15:17:00 GMT John__Carter 2018-02-05T15:17:00Z LINQ support in BluePrism https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64370#M17161 Hi All Can anyone please tell me if LINQ support given in Blue prism code stage or not.  when ever I am adding System.LINQ namespace, I am getting the below error Page: Initialise Stage: Stage1 Type: Error Action: Validate Description: Compiler error at top section line 9: The type or namespace name 'Linq' does not exist in the namespace 'System' (are you missing an assembly reference?) Repairable: No Can anybody help me how to use LINQ in Blue Prism, if at all it is possible.  Note: I am trying using BP version 5 and BP version 6.0. Both give me the same error  Thanks in advance      Mon, 05 Feb 2018 14:24:00 GMT https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64370#M17161 NilanjanMukhopa 2018-02-05T14:24:00Z I think the availability of… https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64371#M17162 I think the availability of a namespace is related to the .Net version you are using - check have you added in the reference to the DLL. Mon, 05 Feb 2018 15:17:00 GMT https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64371#M17162 John__Carter 2018-02-05T15:17:00Z Hi John … https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64372#M17163 Hi John  Thank you for your response. Solved this problem      Tue, 06 Feb 2018 17:20:00 GMT https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64372#M17163 NilanjanMukhopa 2018-02-06T17:20:00Z Hi John … https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64373#M17164 Hi John  Thank you for your response. Solved this problem      Tue, 06 Feb 2018 17:20:00 GMT https://community.blueprism.com/t5/Product-Forum/LINQ-support-in-BluePrism/m-p/64373#M17164 NilanjanMukhopa 2018-02-06T17:20:00Z