Using 2 ui files in a project

[ben1996123]

Can you post the error?

C:\programs\Qt\sim-build-desktop-Qt_4_8_1_for_Desktop_-_MSVC2010__Qt_SDK__Release\..\sim\dialog.cpp:21: error: C2027: use of undefined type 'Ui::Dialog'
C:\programs\Qt\sim-build-desktop-Qt_4_8_1_for_Desktop_-_MSVC2010__Qt_SDK__Release\..\sim\dialog.cpp:21: error: C2227: left of '->setupUi' must point to class/struct/union/generic type