BuildTasks.Csc task could not be loaded from the assembly?

Question

I feel guilty asking a question like this around here, but I\'m at a loss and would appreciate some help.

A proof-of-concept like web application was built on one PC

Answer 1

Deleting these three directories solves the problem.

• /packages
• /bin
• /obj

NOTE: delete both /bin and /obj from all projects included in the solution (including Test projects).