topic Have you installed 32-bit… in Product Forum https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77333#M29592 Have you installed 32-bit Blue Prism on a 64-bit machine?  If yes, this is the problem.  You ideally should install the version of Blueprism that matches the ""bitness"" of the operating system. Fri, 09 Feb 2018 16:52:00 GMT SamanthaShaw 2018-02-09T16:52:00Z Error While Activating Internet explorer https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77330#M29589 Hi, I am getting below error when activating the internet explorer.I have already checked by attaching-detaching with child index/ title/process name etc. also it doesn't throw the exception every time. I am using Blue Prism v5.0.18.00 If anyone has faced this problem or any suggestions, please reply. ERROR: Internal : Failed to perform step 1 in Navigate Stage 'Activate' on page 'Activate - Dashboard' - Exception during remote setforegroundwindow - System.ComponentModel.Win32Exception (0x80004005): The system cannot find the file specified at System.Diagnostics.Process.StartWithCreateProcess(ProcessStartInfo startInfo) at System.Diagnostics.Process.Start() at BluePrism.ApplicationManager.clsLocalTargetApp.ForceForeground(IntPtr hwnd) thanks in advance. Sat, 08 Jul 2017 01:59:00 GMT https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77330#M29589 SusheelMaurya 2017-07-08T01:59:00Z Hi susheelmaurya register https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77331#M29590 Hi susheelmaurya register DLL it will work follow the below steps. Step 1:Run Cmd commend . Step 2:Type this command and enter --->regsvr32 oleacc.dll step 3:pop message will display in Cmd widows DLL registered successfully . Step 4:Restart your machine. Regrades Mahesh Thu, 03 Aug 2017 08:31:00 GMT https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77331#M29590 Mahesh_choudhar 2017-08-03T08:31:00Z @susheelmaurya, Did it work… https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77332#M29591 @susheelmaurya, Did it work for you? Wed, 07 Feb 2018 19:55:00 GMT https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77332#M29591 RaviKumar3 2018-02-07T19:55:00Z Have you installed 32-bit… https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77333#M29592 Have you installed 32-bit Blue Prism on a 64-bit machine?  If yes, this is the problem.  You ideally should install the version of Blueprism that matches the ""bitness"" of the operating system. Fri, 09 Feb 2018 16:52:00 GMT https://community.blueprism.com/t5/Product-Forum/Error-While-Activating-Internet-explorer/m-p/77333#M29592 SamanthaShaw 2018-02-09T16:52:00Z