Impossible to install UEMS Agent to machine with Endpoint Central

Impossible to install UEMS Agent to machine with Endpoint Central

Hi 
I have this error when i install agent with Endpoint Central 
  1. The Agent machine Admin$\temp is not accessible from Distribution server installed machine with the given domain credentials
  2. The Agent machine Admin$\temp is not accessible from server installed machine with the given domain credentials
How cant i fix it please 

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