Issues on SRM 5.0

Hi SAP experts

I have to resolve an issue on our production SRM 5.0 but this toppics are new for me

Inside SRM when users try to use "Shopping basket by center cost" they received two kinds of messages:

First "The standard system certificate could not be read"

Second "The sapcrypto library is not installed"

I hope someone can give me your comments about this issue.

Thanks for your time

Regards