@reuvenyusupov : Is your primary dll or dll added in ism file has all the dependencies available in your build machine(where Installshield installed), for ex: if you have create a dll in a machine1 and if you try to build that dll using installshield in machine2 you will see this error, the dll dependencies also copied to machine2. Can you try the steps in this KB article and see if it resolves the issue https://community.flexera.com/t5/InstallShield-Knowledge-Base/Warning-6248-When-Using-Visual-Studio-NET-2003-Project-Outputs/ta-p/4636 https://community.flexera.com/t5/InstallShield-Knowledge-Base/Warning-6248/ta-p/4630 Also, check similar error community discussion https://community.flexera.com/t5/InstallShield-Forum/warning-6248-cannont-find-dependent-file/m-p/87510#M59372 If you still face same error, Please open a case with our Support Team about this issue either by email at support@revenera.com, or dialing support number provided in below link https://community.flexera.com/t5/Support-Information/Support-Contacts/ta-p/94720 ... View more

@SWilliams56 ,   https://info.flexerasoftware.com/IS-EVAL-InstallShield-Limited-Edition-Visual-Studio ... View more