Hi Igor, Thanks for the reply. I installed OpenSSL 1.0.2 instead, but there's another error.
Severity Code Description Project File Line Suppression State Error LNK1120 1 unresolved externals odbc D:\ignite-ignite-2.6\modules\platforms\cpp\project\vs\Win32\Debug\ignite.odbc.dll 1 Error LNK2019 unresolved external symbol __vsnwprintf_s referenced in function _StringVPrintfWorkerW@20 odbc D:\ignite-ignite-2.6\modules\platforms\cpp\odbc\project\vs\odbccp32.lib(dllload.obj) 1 -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/