diff --git a/library.properties b/library.properties
index b5e651f..0cbdf5f 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=ESP32 File Manager for Generation Klick ESPFMfGK
-version=2.0.12
+version=2.0.13
 author=Holger Lembke
 maintainer=Holger Lembke <lembke@gmail.com>
 sentence=Manage your ES32 file system content with a simple web based interface
diff --git a/src/ESPFMfGK.cpp b/src/ESPFMfGK.cpp
index 224f0b4..d6633b3 100644
--- a/src/ESPFMfGK.cpp
+++ b/src/ESPFMfGK.cpp
@@ -987,7 +987,7 @@ void ESPFMfGK::fileManagerJobber(void)
       }
       int fsi = getFileSystemIndex();
 
-      if (checkFileFlags(*fsinfo[fsi].filesystem, newfn, flagCanRename | flagIsValidTargetFilename) & flagCanRename == 0)
+      if ((checkFileFlags(*fsinfo[fsi].filesystem, newfn, flagCanRename | flagIsValidTargetFilename) & flagCanRename) == 0)
       {
         Serial.println("Ren: No access.");
         Illegal404();
@@ -1376,10 +1376,12 @@ String ESPFMfGK::DeUmlautFilename(String fn)
 // total/used are not exposed in FS::FS. Who knows why.
 uint64_t ESPFMfGK::totalBytes(fs::FS *fs)
 {
+#ifdef SOC_SDMMC_HOST_SUPPORTED
   if (fs == &SD_MMC)
   {
     return SD_MMC.totalBytes();
   }
+#endif  
   else if (fs == &SD)
   {
     return SD.totalBytes();
@@ -1401,10 +1403,12 @@ uint64_t ESPFMfGK::totalBytes(fs::FS *fs)
 //*****************************************************************************************************
 uint64_t ESPFMfGK::usedBytes(fs::FS *fs)
 {
+#ifdef SOC_SDMMC_HOST_SUPPORTED
   if (fs == &SD_MMC)
   {
     return SD_MMC.usedBytes();
   }
+#endif  
   else if (fs == &SD)
   {
     return SD.usedBytes();
diff --git a/src/ESPFMfGK.h b/src/ESPFMfGK.h
index 6765fbe..161b2ba 100644
--- a/src/ESPFMfGK.h
+++ b/src/ESPFMfGK.h
@@ -31,6 +31,11 @@ tab im editor zum echten tab umwandeln.
 
 
   Changes
+    V2.0.7
+     + Fix: another checkFileFlags() error...
+     + add "SOC_SDMMC_HOST_SUPPORTED" for devices without this support
+     + Arduino-release V2.0.13
+
     V2.0.6
      + Fix: https://github.com/holgerlembke/ESPFMfGK/issues/13
      + Arduino-release V2.0.12