CMake Error: given target "caffe" more than once.

[wosecz]

Issue summary

CMake Error:
given target "caffe" more than once.
I'm trying to implement the work of dispNet which uses caffe.
I download the whole source code project and want to complie it.
I fixed lots of problems.
At last, there's a problem as follows:

CMake Error:
given target "caffe" more than once.
Is anyone can help me or tell me what's the target meaning？
Your advice and guidance will be appreciated

[wosecz]

error.txt