Could not load file or assembly 'xxx' or one of its dependencies. An attempt was made to load a program with an incorrect format

Question

I just checked out a revision from Subversion to a new folder. Opened the solution and I get this when run:

Could not load file or assembly \'xxxx\' or one

Answer 1

inetmgr then come to Application pool->Advanced setting of your pool-> will have the option "Enable 32-Bit Applications" set to true; and restart IIS. check again.!