i think this is the issue..
ERROR AssemblyLoader`1 (null) - Compiler Error: error CS2012: Cannot open 'C:\demonbuddy\CompiledAssemblies\636267563471657646\TrinityRoutine.dll' for writing -- 'The process cannot access the file 'C:\demonbuddy\CompiledAssemblies\636267563471657646\TrinityRoutine.dll' because it is being used by another process.'