https://community.blueprism.com/t5/Product-Forum/SharePoint-Client-Object-Model/m-p/47528#M3252 A bit late, but might help someone:   If you get this error, check your .dll files, probably you got different versions and this is causing problems. Probably importing another System.dll will solve this problem. Mon, 15 Jan 2018 15:21:00 GMT PiotrGebski1 2018-01-15T15:21:00Z https://community.blueprism.com/t5/Product-Forum/SharePoint-Client-Object-Model/m-p/47527#M3251 Hi Has anyone managed to successfully use the SharePoint Client Object Model (Microsoft.SharePoint.Client) in Code blocks within Blue Prism? If so, how did you do it? We keep getting the error "Internal : Could not execute code stage because exception thrown by code stage: The signature is incorrect." whenever we call ClientContext.Load(). Thanks! Tue, 14 Nov 2017 15:27:00 GMT https://community.blueprism.com/t5/Product-Forum/SharePoint-Client-Object-Model/m-p/47527#M3251 Mei_YingLim 2017-11-14T15:27:00Z https://community.blueprism.com/t5/Product-Forum/SharePoint-Client-Object-Model/m-p/47528#M3252 A bit late, but might help someone:   If you get this error, check your .dll files, probably you got different versions and this is causing problems. Probably importing another System.dll will solve this problem. Mon, 15 Jan 2018 15:21:00 GMT https://community.blueprism.com/t5/Product-Forum/SharePoint-Client-Object-Model/m-p/47528#M3252 PiotrGebski1 2018-01-15T15:21:00Z https://community.blueprism.com/t5/Product-Forum/SharePoint-Client-Object-Model/m-p/47529#M3253 Can you share the code of SharePoint Client Object Model Thu, 14 Feb 2019 03:31:00 GMT https://community.blueprism.com/t5/Product-Forum/SharePoint-Client-Object-Model/m-p/47529#M3253 NoorulAmeen 2019-02-14T03:31:00Z