Fixes issue where SessionIdKey is not present in the properties dictionary (#1488)
Fixes issue where SessionIdKey is not present in the properties dictionary (#1488)


MienDev/IdentityServer4,IdentityServer/IdentityServer4,MienDev/IdentityServer4,chrisowhite/IdentityServer4,chrisowhite/IdentityServer4,IdentityServer/IdentityServer4,IdentityServer/IdentityServer4,chrisowhite/IdentityServer4,IdentityServer/IdentityServer4,MienDev/IdentityServer4,MienDev/IdentityServer4