diff --git a/taglib/ape/apefile.cpp b/taglib/ape/apefile.cpp
index cb652242..bf6491fc 100644
--- a/taglib/ape/apefile.cpp
+++ b/taglib/ape/apefile.cpp
@@ -90,14 +90,16 @@ APE::File::File(FileName file, bool readProperties,
                 Properties::ReadStyle propertiesStyle) : TagLib::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 APE::File::File(IOStream *stream, bool readProperties,
                 Properties::ReadStyle propertiesStyle) : TagLib::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 APE::File::~File()
diff --git a/taglib/asf/asffile.cpp b/taglib/asf/asffile.cpp
index 455631f8..6a3155a0 100644
--- a/taglib/asf/asffile.cpp
+++ b/taglib/asf/asffile.cpp
@@ -372,14 +372,16 @@ ASF::File::File(FileName file, bool readProperties, Properties::ReadStyle proper
   : TagLib::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 ASF::File::File(IOStream *stream, bool readProperties, Properties::ReadStyle propertiesStyle)
   : TagLib::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 ASF::File::~File()
diff --git a/taglib/flac/flacfile.cpp b/taglib/flac/flacfile.cpp
index c85d9590..291c42d0 100644
--- a/taglib/flac/flacfile.cpp
+++ b/taglib/flac/flacfile.cpp
@@ -109,7 +109,8 @@ FLAC::File::File(FileName file, bool readProperties,
   TagLib::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 FLAC::File::File(FileName file, ID3v2::FrameFactory *frameFactory,
@@ -118,7 +119,8 @@ FLAC::File::File(FileName file, ID3v2::FrameFactory *frameFactory,
 {
   d = new FilePrivate;
   d->ID3v2FrameFactory = frameFactory;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 FLAC::File::File(IOStream *stream, ID3v2::FrameFactory *frameFactory,
@@ -127,7 +129,8 @@ FLAC::File::File(IOStream *stream, ID3v2::FrameFactory *frameFactory,
 {
   d = new FilePrivate;
   d->ID3v2FrameFactory = frameFactory;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 FLAC::File::~File()
diff --git a/taglib/it/itfile.cpp b/taglib/it/itfile.cpp
index 4e049518..4807b9a2 100644
--- a/taglib/it/itfile.cpp
+++ b/taglib/it/itfile.cpp
@@ -45,7 +45,8 @@ IT::File::File(FileName file, bool readProperties,
   Mod::FileBase(file),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 IT::File::File(IOStream *stream, bool readProperties,
@@ -53,7 +54,8 @@ IT::File::File(IOStream *stream, bool readProperties,
   Mod::FileBase(stream),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 IT::File::~File()
diff --git a/taglib/mod/modfile.cpp b/taglib/mod/modfile.cpp
index 25fc8715..8700ca74 100644
--- a/taglib/mod/modfile.cpp
+++ b/taglib/mod/modfile.cpp
@@ -45,7 +45,8 @@ Mod::File::File(FileName file, bool readProperties,
   Mod::FileBase(file),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 Mod::File::File(IOStream *stream, bool readProperties,
@@ -53,7 +54,8 @@ Mod::File::File(IOStream *stream, bool readProperties,
   Mod::FileBase(stream),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 Mod::File::~File()
diff --git a/taglib/mp4/mp4file.cpp b/taglib/mp4/mp4file.cpp
index 02185575..6f7e48ee 100644
--- a/taglib/mp4/mp4file.cpp
+++ b/taglib/mp4/mp4file.cpp
@@ -67,14 +67,16 @@ MP4::File::File(FileName file, bool readProperties, AudioProperties::ReadStyle a
     : TagLib::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, audioPropertiesStyle);
+  if(isOpen())
+	read(readProperties, audioPropertiesStyle);
 }
 
 MP4::File::File(IOStream *stream, bool readProperties, AudioProperties::ReadStyle audioPropertiesStyle)
     : TagLib::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, audioPropertiesStyle);
+  if(isOpen())
+	read(readProperties, audioPropertiesStyle);
 }
 
 MP4::File::~File()
diff --git a/taglib/mpc/mpcfile.cpp b/taglib/mpc/mpcfile.cpp
index 519a0467..7734eae0 100644
--- a/taglib/mpc/mpcfile.cpp
+++ b/taglib/mpc/mpcfile.cpp
@@ -94,14 +94,16 @@ MPC::File::File(FileName file, bool readProperties,
                 Properties::ReadStyle propertiesStyle) : TagLib::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 MPC::File::File(IOStream *stream, bool readProperties,
                 Properties::ReadStyle propertiesStyle) : TagLib::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 MPC::File::~File()
diff --git a/taglib/ogg/flac/oggflacfile.cpp b/taglib/ogg/flac/oggflacfile.cpp
index 9d9c303d..e523f276 100644
--- a/taglib/ogg/flac/oggflacfile.cpp
+++ b/taglib/ogg/flac/oggflacfile.cpp
@@ -72,14 +72,16 @@ Ogg::FLAC::File::File(FileName file, bool readProperties,
                       Properties::ReadStyle propertiesStyle) : Ogg::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 Ogg::FLAC::File::File(IOStream *stream, bool readProperties,
                       Properties::ReadStyle propertiesStyle) : Ogg::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 Ogg::FLAC::File::~File()
diff --git a/taglib/ogg/speex/speexfile.cpp b/taglib/ogg/speex/speexfile.cpp
index 3a4940a2..58f67566 100644
--- a/taglib/ogg/speex/speexfile.cpp
+++ b/taglib/ogg/speex/speexfile.cpp
@@ -62,14 +62,16 @@ Speex::File::File(FileName file, bool readProperties,
                    Properties::ReadStyle propertiesStyle) : Ogg::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 Speex::File::File(IOStream *stream, bool readProperties,
                    Properties::ReadStyle propertiesStyle) : Ogg::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 Speex::File::~File()
diff --git a/taglib/ogg/vorbis/vorbisfile.cpp b/taglib/ogg/vorbis/vorbisfile.cpp
index e2eed9e2..a6753f5f 100644
--- a/taglib/ogg/vorbis/vorbisfile.cpp
+++ b/taglib/ogg/vorbis/vorbisfile.cpp
@@ -67,14 +67,16 @@ Vorbis::File::File(FileName file, bool readProperties,
                    Properties::ReadStyle propertiesStyle) : Ogg::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 Vorbis::File::File(IOStream *stream, bool readProperties,
                    Properties::ReadStyle propertiesStyle) : Ogg::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 Vorbis::File::~File()
diff --git a/taglib/s3m/s3mfile.cpp b/taglib/s3m/s3mfile.cpp
index 7ffdf910..1afe3628 100644
--- a/taglib/s3m/s3mfile.cpp
+++ b/taglib/s3m/s3mfile.cpp
@@ -47,7 +47,8 @@ S3M::File::File(FileName file, bool readProperties,
   Mod::FileBase(file),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 S3M::File::File(IOStream *stream, bool readProperties,
@@ -55,7 +56,8 @@ S3M::File::File(IOStream *stream, bool readProperties,
   Mod::FileBase(stream),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 S3M::File::~File()
diff --git a/taglib/wavpack/wavpackfile.cpp b/taglib/wavpack/wavpackfile.cpp
index 49f7923e..ea5a8f85 100644
--- a/taglib/wavpack/wavpackfile.cpp
+++ b/taglib/wavpack/wavpackfile.cpp
@@ -86,14 +86,16 @@ WavPack::File::File(FileName file, bool readProperties,
                 Properties::ReadStyle propertiesStyle) : TagLib::File(file)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 WavPack::File::File(IOStream *stream, bool readProperties,
                 Properties::ReadStyle propertiesStyle) : TagLib::File(stream)
 {
   d = new FilePrivate;
-  read(readProperties, propertiesStyle);
+  if(isOpen())
+	read(readProperties, propertiesStyle);
 }
 
 WavPack::File::~File()
diff --git a/taglib/xm/xmfile.cpp b/taglib/xm/xmfile.cpp
index c311a06e..a0890c88 100644
--- a/taglib/xm/xmfile.cpp
+++ b/taglib/xm/xmfile.cpp
@@ -359,7 +359,8 @@ XM::File::File(FileName file, bool readProperties,
   Mod::FileBase(file),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 XM::File::File(IOStream *stream, bool readProperties,
@@ -367,7 +368,8 @@ XM::File::File(IOStream *stream, bool readProperties,
   Mod::FileBase(stream),
   d(new FilePrivate(propertiesStyle))
 {
-  read(readProperties);
+	if(isOpen())
+		read(readProperties);
 }
 
 XM::File::~File()