Could not load file or assembly 'System.Runtime, Version=4.2.1.0, Culture=neutral' or one of its dependencies. The system cannot find the file specified. · Issue #2140 · Azure/azure-webjobs-sdk · GitHub
net - FileLoadException: Could not load file or assembly System.Runtime, Version=4.2.0.0 - Stack Overflow
c# - .NET Framework: How to update System.Runtime? - Stack Overflow
Resolved Symbol Not Downloaded Error: 'Could not load file or assembly 'System.Net.Http, Version=4.2.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its dependencies. The system cannot find the file specified.'