System.AggregateException: Se han producido uno o varios errores. ---> System.InvalidOperationException: Debe salir del proceso antes de poder determinar la información solicitada.
   en System.Diagnostics.Process.EnsureState(State state)
   en System.Diagnostics.Process.get_ExitCode()
   en ClientPatcher.Form1.XDelta(String src, String delta, String dst)
   en ClientPatcher.Form1.TryXDelta(String src, String delta, String dst)
   en ClientPatcher.Form1.<>c__DisplayClass13_0.<Stage1>b__0(PatchManifest entry, ParallelLoopState state)
   en System.Threading.Tasks.Parallel.<>c__DisplayClass21`2.<ForEachWorker>b__18(Int32 i, ParallelLoopState state)
   en System.Threading.Tasks.Parallel.<>c__DisplayClassf`1.<ForWorker>b__c()
   en System.Threading.Tasks.Task.InnerInvoke()
   en System.Threading.Tasks.Task.InnerInvokeWithArg(Task childTask)
   en System.Threading.Tasks.Task.<>c__DisplayClass10.<ExecuteSelfReplicating>b__f(Object param0)
   --- Fin del seguimiento de la pila de la excepción interna ---
   en System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
   en System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
   en System.Threading.Tasks.Task.Wait()
   en System.Threading.Tasks.Parallel.ForWorker[TLocal](Int32 fromInclusive, Int32 toExclusive, ParallelOptions parallelOptions, Action`1 body, Action`2 bodyWithState, Func`4 bodyWithLocal, Func`1 localInit, Action`1 localFinally)
   en System.Threading.Tasks.Parallel.ForEachWorker[TSource,TLocal](TSource[] array, ParallelOptions parallelOptions, Action`1 body, Action`2 bodyWithState, Action`3 bodyWithStateAndIndex, Func`4 bodyWithStateAndLocal, Func`5 bodyWithEverything, Func`1 localInit, Action`1 localFinally)
   en System.Threading.Tasks.Parallel.ForEachWorker[TSource,TLocal](IEnumerable`1 source, ParallelOptions parallelOptions, Action`1 body, Action`2 bodyWithState, Action`3 bodyWithStateAndIndex, Func`4 bodyWithStateAndLocal, Func`5 bodyWithEverything, Func`1 localInit, Action`1 localFinally)
   en System.Threading.Tasks.Parallel.ForEach[TSource](IEnumerable`1 source, Action`2 body)
   en ClientPatcher.Form1.Stage1()
   en ClientPatcher.Form1.ExceptionWrapper()
---> (Nº de excepción interna 0) System.InvalidOperationException: Debe salir del proceso antes de poder determinar la información solicitada.
   en System.Diagnostics.Process.EnsureState(State state)
   en System.Diagnostics.Process.get_ExitCode()
   en ClientPatcher.Form1.XDelta(String src, String delta, String dst)
   en ClientPatcher.Form1.TryXDelta(String src, String delta, String dst)
   en ClientPatcher.Form1.<>c__DisplayClass13_0.<Stage1>b__0(PatchManifest entry, ParallelLoopState state)
   en System.Threading.Tasks.Parallel.<>c__DisplayClass21`2.<ForEachWorker>b__18(Int32 i, ParallelLoopState state)
   en System.Threading.Tasks.Parallel.<>c__DisplayClassf`1.<ForWorker>b__c()
   en System.Threading.Tasks.Task.InnerInvoke()
   en System.Threading.Tasks.Task.InnerInvokeWithArg(Task childTask)
   en System.Threading.Tasks.Task.<>c__DisplayClass10.<ExecuteSelfReplicating>b__f(Object param0)<---

Se han producido uno o varios errores.
mscorlib
   en System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
   en System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
   en System.Threading.Tasks.Task.Wait()
   en System.Threading.Tasks.Parallel.ForWorker[TLocal](Int32 fromInclusive, Int32 toExclusive, ParallelOptions parallelOptions, Action`1 body, Action`2 bodyWithState, Func`4 bodyWithLocal, Func`1 localInit, Action`1 localFinally)
   en System.Threading.Tasks.Parallel.ForEachWorker[TSource,TLocal](TSource[] array, ParallelOptions parallelOptions, Action`1 body, Action`2 bodyWithState, Action`3 bodyWithStateAndIndex, Func`4 bodyWithStateAndLocal, Func`5 bodyWithEverything, Func`1 localInit, Action`1 localFinally)
   en System.Threading.Tasks.Parallel.ForEachWorker[TSource,TLocal](IEnumerable`1 source, ParallelOptions parallelOptions, Action`1 body, Action`2 bodyWithState, Action`3 bodyWithStateAndIndex, Func`4 bodyWithStateAndLocal, Func`5 bodyWithEverything, Func`1 localInit, Action`1 localFinally)
   en System.Threading.Tasks.Parallel.ForEach[TSource](IEnumerable`1 source, Action`2 body)
   en ClientPatcher.Form1.Stage1()
   en ClientPatcher.Form1.ExceptionWrapper()