Hi,
According to the description, the issue seems to be related to Silverlight. As we mainly focus on the Server Core question about Windows Server system and here is not the best support resource for Silverlight, it is recommend you to get further support
in the corresponding community so that you can get the most qualified pool of respondents. Thanks for your understanding.
For your convenience, I have list the related link as followed.
Vincent Hu
TechNet Community Support
