[apache/incubator-teaclave] start teaclave services error 2 (#376)

[gjj]

this time no more sgx error
but 
it looks like no communication between services .
After executing the start command many times, it is still reported that there 
is no communication between services
![image](https://user-images.githubusercontent.com/30582212/86222921-784ede80-bbb9-11ea-97ba-f29717f65cbf.png)


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