c# - .NET Reflector local variable values not available on breakpoints -

i'm using .net reflector vs extension v. 9.0.1.374 in vs 2015. i'm debugging third party dll being used web app running in iis express. can hit breakpoints , step through code cannot see local variable values. in watch window see "the name 'abc' not exist in current context" when add watch in-scope variable. cannot step code i've decompiled.