Program Version: 4.6 Beta 1 (4.60.0.2634)
Windows Version: 6.1.7601.65536
Time: 2012-07-19 19:31:42 -04:00 (2012-07-19T23:31:42Z)
Installed memory: 4,061 MB
Install path: C:\Users\Family\AppData\Local\Logos4\System\Logos4.exe
Free install space: 29,387 MB
Data path: C:\Users\Family\AppData\Local\Logos4\Data\iw4x44cm.fee
Free disk space: 29,387 MB
Temp path: C:\Users\Family\AppData\Local\Temp\
Free temp space: 29,387 MB

Error ID: 3985
Error detail: InvalidOperationException: Nullable object must have a value.

System.InvalidOperationException: Nullable object must have a value.
   at System.ThrowHelper.ThrowInvalidOperationException(ExceptionResource resource)
   at System.Nullable`1.get_Value()
   at LDLS4.AppCommands.LayoutAppCommand.SaveCore(ParametersDictionaryBuilder builder)
   at LDLS4.AppCommand.Save()
   at LDLS4.AppCommand.Equals(AppCommand other)
   at LDLS4.UserCommandParser.<>c__DisplayClass2.<ParseWork>b__0(UserCommandParseResult resultExisting)
   at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source, Func`2 predicate)
   at LDLS4.UserCommandParser.<ParseWork>d__4.MoveNext()
   at Libronix.Utility.Threading.AsyncWorkerTask`1.EnumMoveNext()
   at Libronix.Utility.Threading.AsyncWorkerTask`1.ContinueExecution(Object unused)
   at Libronix.Utility.Threading.AsyncAction.Continue()
   at Libronix.Utility.Threading.AsyncMethodAsyncActionBase.HandleAsyncCompletion()
   at Libronix.Utility.Threading.AsyncWorkItemAsyncAction.WorkItemCompletedCallback(AsyncWorkItem workItem)
   at Libronix.Utility.Threading.AsyncWorkItem.<>c__DisplayClass4.<ContinueWith>b__1(Object o)
   at Libronix.Utility.Threading.DelegateAsyncWorkItem.<ExecuteCore>b__0(Object o)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at Libronix.Utility.Threading.DelegateAsyncWorkItem.ExecuteCore()
   at Libronix.Utility.Threading.AsyncWorkItem.Execute()
   at Libronix.Utility.Threading.DelegateAsyncWorkItem.StartCore()
   at Libronix.Utility.Threading.AsyncWorkItem.Finish()
   at Libronix.Utility.Threading.AsyncWorkItem`1.SetResultAndFinish(T result)
   at Libronix.Utility.Threading.AsyncWorkerTask`1.ContinueExecution(Object unused)
   at Libronix.Utility.Threading.GroupedThreadPool.ExecuteNextCallback(Object state)
   at System.Threading._ThreadPoolWaitCallback.WaitCallback_Context(Object state)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading._ThreadPoolWaitCallback.PerformWaitCallbackInternal(_ThreadPoolWaitCallback tpWaitCallBack)
   at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback(Object state)