diff --git a/ESPixelStick/src/FileMgr.cpp b/ESPixelStick/src/FileMgr.cpp
index e3ba5f562..5f2a5bb08 100644
--- a/ESPixelStick/src/FileMgr.cpp
+++ b/ESPixelStick/src/FileMgr.cpp
@@ -676,7 +676,7 @@ void c_FileMgr::InitSdFileList ()
     int index = 0;
     for (auto& currentFileListEntry : FileList)
     {
-        currentFileListEntry.handle  = 0;
+        currentFileListEntry.handle  = INVALID_FILE_HANDLE;
         currentFileListEntry.entryId = index++;
     }
 
@@ -692,15 +692,18 @@ int c_FileMgr::FileListFindSdFileHandle (FileId HandleToFind)
     int response = -1;
     // DEBUG_V (String ("HandleToFind: ") + String (HandleToFind));
 
-    for (auto & currentFileListEntry : FileList)
+    if(INVALID_FILE_HANDLE != HandleToFind)
     {
-        // DEBUG_V (String ("currentFileListEntry.handle: ")  + String (currentFileListEntry.handle));
-        // DEBUG_V (String ("currentFileListEntry.entryId: ") + String (currentFileListEntry.entryId));
-
-        if (currentFileListEntry.handle == HandleToFind)
+        for (auto & currentFileListEntry : FileList)
         {
-            response = currentFileListEntry.entryId;
-            break;
+            // DEBUG_V (String ("currentFileListEntry.handle: ")  + String (currentFileListEntry.handle));
+            // DEBUG_V (String ("currentFileListEntry.entryId: ") + String (currentFileListEntry.entryId));
+
+            if (currentFileListEntry.handle == HandleToFind)
+            {
+                response = currentFileListEntry.entryId;
+                break;
+            }
         }
     }
 
@@ -714,7 +717,7 @@ c_FileMgr::FileId c_FileMgr::CreateSdFileHandle ()
 {
     // DEBUG_START;
 
-    FileId response = 0;
+    FileId response = INVALID_FILE_HANDLE;
     FileId FileHandle = millis ();
 
     // create a unique handle
@@ -726,7 +729,7 @@ c_FileMgr::FileId c_FileMgr::CreateSdFileHandle ()
     // find an empty slot
     for (auto & currentFileListEntry : FileList)
     {
-        if (currentFileListEntry.handle == 0)
+        if (currentFileListEntry.handle == INVALID_FILE_HANDLE)
         {
             currentFileListEntry.handle = FileHandle;
             response = FileHandle;
@@ -734,7 +737,7 @@ c_FileMgr::FileId c_FileMgr::CreateSdFileHandle ()
         }
     }
 
-    if (0 == response)
+    if (INVALID_FILE_HANDLE == response)
     {
         logcon (String (CN_stars) + F (" Could not allocate another file handle ") + CN_stars);
     }
@@ -968,7 +971,7 @@ void c_FileMgr::SaveSdFile (const String & FileName, String & FileData)
 
     do // once
     {
-        FileId FileHandle = 0;
+        FileId FileHandle = INVALID_FILE_HANDLE;
         if (false == OpenSdFile (FileName, FileMode::FileWrite, FileHandle))
         {
             logcon (String (F ("Could not open '")) + FileName + F ("' for writting."));
@@ -1047,7 +1050,7 @@ bool c_FileMgr::OpenSdFile (const String & FileName, FileMode Mode, FileId & Fil
                 logcon(String(F("ERROR: Cannot open '")) + FileName + F("'."));
 
                 // release the file list entry
-                FileList[FileListIndex].handle = 0;
+                FileList[FileListIndex].handle = INVALID_FILE_HANDLE;
 
                 break;
             }
@@ -1079,7 +1082,7 @@ bool c_FileMgr::ReadSdFile (const String & FileName, String & FileData)
     // DEBUG_START;
 
     bool GotFileData = false;
-    FileId FileHandle = 0;
+    FileId FileHandle = INVALID_FILE_HANDLE;
 
     // DEBUG_V (String("File '") + FileName + "' is being opened.");
     if (true == OpenSdFile (FileName, FileMode::FileRead, FileHandle))
@@ -1115,7 +1118,7 @@ bool c_FileMgr::ReadSdFile (const String & FileName, JsonDocument & FileData)
     // DEBUG_START;
 
     bool GotFileData = false;
-    FileId FileHandle = 0;
+    FileId FileHandle = INVALID_FILE_HANDLE;
 
     // DEBUG_V (String("File '") + FileName + "' is being opened.");
     if (true == OpenSdFile (FileName, FileMode::FileRead, FileHandle))
@@ -1232,7 +1235,7 @@ void c_FileMgr::CloseSdFile (const FileId& FileHandle)
     if (-1 != (FileListIndex = FileListFindSdFileHandle (FileHandle)))
     {
         FileList[FileListIndex].info.close ();
-        FileList[FileListIndex].handle = 0;
+        FileList[FileListIndex].handle = INVALID_FILE_HANDLE;
     }
     else
     {
@@ -1286,7 +1289,7 @@ size_t c_FileMgr::WriteSdFile (const FileId& FileHandle, byte* FileData, size_t
 size_t c_FileMgr::GetSdFileSize (const String& FileName)
 {
     size_t response = 0;
-    FileId Handle;
+    FileId Handle = INVALID_FILE_HANDLE;
     if(OpenSdFile (FileName,   FileMode::FileRead, Handle))
     {
         response = GetSdFileSize(Handle);
diff --git a/ESPixelStick/src/FileMgr.hpp b/ESPixelStick/src/FileMgr.hpp
index 4e2ba4b6d..941c7c7e7 100644
--- a/ESPixelStick/src/FileMgr.hpp
+++ b/ESPixelStick/src/FileMgr.hpp
@@ -49,6 +49,7 @@ class c_FileMgr
     virtual ~c_FileMgr ();
 
     typedef uint32_t FileId;
+    const static FileId INVALID_FILE_HANDLE = 0;
 
     void    Begin     ();
     void    Poll      () {}
diff --git a/ESPixelStick/src/input/InputFPPRemotePlayEffectFsm.cpp b/ESPixelStick/src/input/InputFPPRemotePlayEffectFsm.cpp
index bc2d42a88..7194a7f60 100644
--- a/ESPixelStick/src/input/InputFPPRemotePlayEffectFsm.cpp
+++ b/ESPixelStick/src/input/InputFPPRemotePlayEffectFsm.cpp
@@ -127,7 +127,7 @@ void fsm_PlayEffect_state_PlayingEffect::Poll ()
     if (p_InputFPPRemotePlayEffect->PlayEffectTimer.IsExpired())
     {
         // DEBUG_V ("");
-        Stop ();
+         p_InputFPPRemotePlayEffect->Stop ();
     }
 
     // DEBUG_END;
diff --git a/ESPixelStick/src/input/InputFPPRemotePlayFile.cpp b/ESPixelStick/src/input/InputFPPRemotePlayFile.cpp
index 9f4e4ca4f..d2e40ff9d 100644
--- a/ESPixelStick/src/input/InputFPPRemotePlayFile.cpp
+++ b/ESPixelStick/src/input/InputFPPRemotePlayFile.cpp
@@ -284,7 +284,12 @@ bool c_InputFPPRemotePlayFile::ParseFseqFile ()
         FSEQRawHeader    fsqRawHeader;
         FSEQParsedHeader fsqParsedHeader;
 
-        FileHandleForFileBeingPlayed = -1;
+        if(c_FileMgr::INVALID_FILE_HANDLE != FileHandleForFileBeingPlayed)
+        {
+            // DEBUG_V("Unexpected File Handle at fseq Parse.");
+            Stop();
+        }
+
         if (false == FileMgr.OpenSdFile (PlayItemName,
                                          c_FileMgr::FileMode::FileRead,
                                          FileHandleForFileBeingPlayed))
@@ -459,7 +464,8 @@ bool c_InputFPPRemotePlayFile::ParseFseqFile ()
 //-----------------------------------------------------------------------------
 void c_InputFPPRemotePlayFile::ClearFileInfo()
 {
-    PlayItemName                               = String ("");
+    // DEBUG_START;
+    PlayItemName                               = emptyString;
     RemainingPlayCount                         = 0;
     SyncControl.LastRcvdElapsedSeconds         = 0.0;
     FrameControl.ElapsedPlayTimeMS             = 0;
@@ -467,7 +473,7 @@ void c_InputFPPRemotePlayFile::ClearFileInfo()
     FrameControl.ChannelsPerFrame              = 0;
     FrameControl.FrameStepTimeMS               = 25;
     FrameControl.TotalNumberOfFramesInSequence = 0;
-
+    // DEBUG_END;
 } // ClearFileInfo
 
 uint32_t c_InputFPPRemotePlayFile::ReadFile(uint32_t DestinationIntensityId, uint32_t NumBytesToRead, uint32_t FileOffset)
diff --git a/ESPixelStick/src/input/InputFPPRemotePlayFile.hpp b/ESPixelStick/src/input/InputFPPRemotePlayFile.hpp
index 6aa912fe7..98a41a70d 100644
--- a/ESPixelStick/src/input/InputFPPRemotePlayFile.hpp
+++ b/ESPixelStick/src/input/InputFPPRemotePlayFile.hpp
@@ -68,7 +68,7 @@ class c_InputFPPRemotePlayFile : public c_InputFPPRemotePlayItem
 
     fsm_PlayFile_state * pCurrentFsmState = &fsm_PlayFile_state_Idle_imp;
 
-    c_FileMgr::FileId FileHandleForFileBeingPlayed = 0;
+    c_FileMgr::FileId FileHandleForFileBeingPlayed = c_FileMgr::INVALID_FILE_HANDLE;
 
     struct FrameControl_t
     {
diff --git a/ESPixelStick/src/input/InputFPPRemotePlayFileFsm.cpp b/ESPixelStick/src/input/InputFPPRemotePlayFileFsm.cpp
index b80c096cd..1908b3bd0 100644
--- a/ESPixelStick/src/input/InputFPPRemotePlayFileFsm.cpp
+++ b/ESPixelStick/src/input/InputFPPRemotePlayFileFsm.cpp
@@ -207,7 +207,7 @@ void fsm_PlayFile_state_PlayingFile::Poll ()
             {
                 // DEBUG_V (String ("TotalNumberOfFramesInSequence: ") + String (p_Parent->TotalNumberOfFramesInSequence));
                 // DEBUG_V (String ("      Done Playing:: FileName: '") + p_Parent->GetFileName () + "'");
-                Stop ();
+                p_Parent->Stop ();
                 break;
             }
         }
@@ -284,11 +284,8 @@ IRAM_ATTR void fsm_PlayFile_state_PlayingFile::TimerPoll ()
                 // xDEBUG_V (String ("TotalNumberOfFramesInSequence: ") + String (p_Parent->TotalNumberOfFramesInSequence));
                 // xDEBUG_V (String ("                 CurrentFrame: ") + String (CurrentFrame));
 
-                if (0 != p_Parent->FileHandleForFileBeingPlayed)
-                {
-                    // logcon (F ("File Playback Failed to read enough data"));
-                    Stop ();
-                }
+                // logcon (F ("File Playback Failed to read enough data"));
+                p_Parent->Stop ();
             }
         }
 
@@ -319,7 +316,7 @@ void fsm_PlayFile_state_PlayingFile::Init (c_InputFPPRemotePlayFile* Parent)
         // DEBUG_V (String ("RemainingPlayCount: ") + p_Parent->RemainingPlayCount);
         if (0 == p_Parent->RemainingPlayCount)
         {
-            Stop ();
+            p_Parent->Stop ();
             break;
         }
 
@@ -358,7 +355,7 @@ void fsm_PlayFile_state_PlayingFile::Start (String& FileName, float ElapsedSecon
     // DEBUG_V (String ("TotalNumberOfFramesInSequence: ") + String (p_Parent->TotalNumberOfFramesInSequence));
     // DEBUG_V (String ("RemainingPlayCount: ") + p_Parent->RemainingPlayCount);
 
-    Stop ();
+    p_Parent->Stop ();
     p_Parent->Start (FileName, ElapsedSeconds, PlayCount);
 
     // DEBUG_END;
@@ -396,7 +393,7 @@ bool fsm_PlayFile_state_PlayingFile::Sync (String& FileName, float ElapsedSecond
         if (FileName != p_Parent->GetFileName ())
         {
             // DEBUG_V ("Sync: Filename change");
-            Stop ();
+            p_Parent->Stop ();
             p_Parent->Start (FileName, ElapsedSeconds, 1);
             break;
         }
@@ -457,10 +454,10 @@ void fsm_PlayFile_state_Stopping::Poll ()
     // DEBUG_V (String ("FileHandleForFileBeingPlayed: ") + String (p_Parent->FileHandleForFileBeingPlayed));
 
     FileMgr.CloseSdFile (p_Parent->FileHandleForFileBeingPlayed);
-    p_Parent->FileHandleForFileBeingPlayed = 0;
+    p_Parent->FileHandleForFileBeingPlayed = c_FileMgr::INVALID_FILE_HANDLE;
     p_Parent->fsm_PlayFile_state_Idle_imp.Init (p_Parent);
 
-    if (FileName != "")
+    if (!FileName.equals(emptyString))
     {
         // DEBUG_V ("Restarting File");
         p_Parent->Start (FileName, StartingElapsedTime, PlayCount);
diff --git a/ESPixelStick/src/input/InputFPPRemotePlayListFsm.cpp b/ESPixelStick/src/input/InputFPPRemotePlayListFsm.cpp
index 91ffedc2e..19dfa10d4 100644
--- a/ESPixelStick/src/input/InputFPPRemotePlayListFsm.cpp
+++ b/ESPixelStick/src/input/InputFPPRemotePlayListFsm.cpp
@@ -160,7 +160,7 @@ void fsm_PlayList_state_PlayingFile::Poll ()
     if (pInputFPPRemotePlayList->pInputFPPRemotePlayItem->IsIdle ())
     {
         // DEBUG_V ("Done with all entries");
-        Stop ();
+        pInputFPPRemotePlayList->Stop ();
     }
 
     // DEBUG_END;
@@ -236,7 +236,7 @@ void fsm_PlayList_state_PlayingEffect::Poll ()
     if (pInputFPPRemotePlayList->pInputFPPRemotePlayItem->IsIdle ())
     {
         // DEBUG_V ("Effect Processing Done");
-        Stop ();
+        pInputFPPRemotePlayList->Stop ();
     }
 
     // DEBUG_END;
@@ -311,7 +311,7 @@ void fsm_PlayList_state_Paused::Poll ()
 
     if (pInputFPPRemotePlayList->PauseDelayTimer.IsExpired())
     {
-        Stop();
+        pInputFPPRemotePlayList->Stop();
     }
 
     // DEBUG_END;