Exception when running ripple local --verbose

[ursenzler]

When running ripple local --verbose the following exception is thrown:

Unhandled Exception: System.FormatException: Input string was not in a correct format.
   at System.Text.StringBuilder.AppendFormat(IFormatProvider provider, String format, Object[] args)
   at System.String.Format(IFormatProvider provider, String format, Object[] args)
   at ripple.Local.RippleLogger.Trace(String format, Object[] parameters)
   at ripple.Local.ProcessRunner.<>c__DisplayClass3.<Run>b__1(Object sender, DataReceivedEventArgs outputLine)
   at System.Diagnostics.AsyncStreamReader.FlushMessageQueue()
   at System.Diagnostics.AsyncStreamReader.GetLinesFromStringBuilder()
   at System.Diagnostics.AsyncStreamReader.ReadBuffer(IAsyncResult ar)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.IO.Stream.ReadWriteTask.System.Threading.Tasks.ITaskCompletionAction.Invoke(Task completingTask)
   at System.Threading.Tasks.Task.FinishContinuations()
   at System.Threading.Tasks.Task.Finish(Boolean bUserDelegateExecuted)
   at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot)
   at System.Threading.Tasks.Task.ExecuteEntry(Boolean bPreventDoubleExecution)
   at System.Threading.ThreadPoolWorkQueue.Dispatch()

The exception only occurs when running in verbose mode. In normal mode, no exception is thrown.

Happy new year!