diff --git a/jni/NativeFormats/JavaNativeFormatPlugin.cpp b/jni/NativeFormats/JavaNativeFormatPlugin.cpp
index 16645fbdc..02e718123 100644
--- a/jni/NativeFormats/JavaNativeFormatPlugin.cpp
+++ b/jni/NativeFormats/JavaNativeFormatPlugin.cpp
@@ -250,7 +250,10 @@ JNIEXPORT jboolean JNICALL Java_org_geometerplus_fbreader_formats_NativeFormatPl
 	if (!plugin->readModel(*model)) {
 		return JNI_FALSE;
 	}
-	model->flush();
+	if (!model->flush()) {
+		AndroidUtil::throwCachedCharStorageException("Cannot write file from native code");
+		return JNI_FALSE;
+	}
 
 	if (!initInternalHyperlinks(env, javaModel, *model) || !initTOC(env, javaModel, *model)) {
 		return JNI_FALSE;
diff --git a/jni/NativeFormats/fbreader/src/bookmodel/BookModel.cpp b/jni/NativeFormats/fbreader/src/bookmodel/BookModel.cpp
index ec8b15329..272b721df 100644
--- a/jni/NativeFormats/fbreader/src/bookmodel/BookModel.cpp
+++ b/jni/NativeFormats/fbreader/src/bookmodel/BookModel.cpp
@@ -76,12 +76,19 @@ const shared_ptr<Book> BookModel::book() const {
 	return myBook;
 }
 
-void BookModel::flush() {
+bool BookModel::flush() {
 	myBookTextModel->flush();
+	if (myBookTextModel->allocator().failed()) {
+		return false;
+	}
 	myContentsModel->flush();
 
 	std::map<std::string,shared_ptr<ZLTextModel> >::const_iterator it = myFootnotes.begin();
 	for (; it != myFootnotes.end(); ++it) {
 		it->second->flush();
+		if (it->second->allocator().failed()) {
+			return false;
+		}
 	}
+	return true;
 }
diff --git a/jni/NativeFormats/fbreader/src/bookmodel/BookModel.h b/jni/NativeFormats/fbreader/src/bookmodel/BookModel.h
index 5ce371ba8..b7027a451 100644
--- a/jni/NativeFormats/fbreader/src/bookmodel/BookModel.h
+++ b/jni/NativeFormats/fbreader/src/bookmodel/BookModel.h
@@ -75,7 +75,7 @@ public:
 
 	const shared_ptr<Book> book() const;
 
-	void flush();
+	bool flush();
 
 private:
 	const shared_ptr<Book> myBook;
diff --git a/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.cpp b/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.cpp
index c649c4203..605b9a47b 100644
--- a/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.cpp
+++ b/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.cpp
@@ -36,6 +36,7 @@ ZLCachedMemoryAllocator::ZLCachedMemoryAllocator(const size_t rowSize,
 	myCurrentRowSize(0),
 	myOffset(0),
 	myHasChanges(false),
+	myFailed(false),
 	myDirectoryName(directoryName),
 	myFileExtension(fileExtension) {
 	ZLFile(directoryName).directory(true);
@@ -67,7 +68,7 @@ std::string ZLCachedMemoryAllocator::makeFileName(size_t index) {
 }
 
 void ZLCachedMemoryAllocator::writeCache(size_t blockLength) {
-	if (myPool.size() == 0) {
+	if (myFailed || myPool.size() == 0) {
 		return;
 	}
 	const size_t index = myPool.size() - 1;
@@ -75,7 +76,7 @@ void ZLCachedMemoryAllocator::writeCache(size_t blockLength) {
 	ZLFile file(fileName);
 	shared_ptr<ZLOutputStream> stream = file.outputStream();
 	if (stream.isNull() || !stream->open()) {
-		//AndroidUtil::throwCachedCharStorageException("Cannot create file " + fileName);
+		myFailed = true;
 		return;
 	}
 	stream->write(myPool[index], blockLength);
diff --git a/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.h b/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.h
index 5ac314060..40815c0fa 100644
--- a/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.h
+++ b/jni/NativeFormats/zlibrary/text/src/model/ZLCachedMemoryAllocator.h
@@ -46,6 +46,7 @@ public:
 	const std::string &fileExtension() const;
 	size_t blocksNumber() const;
 	size_t currentBytesOffset() const;
+	bool failed() const;
 
 private:
 	std::string makeFileName(size_t index);
@@ -58,6 +59,7 @@ private:
 	size_t myOffset;
 
 	bool myHasChanges;
+	bool myFailed;
 
 	const std::string myDirectoryName;
 	const std::string myFileExtension;
@@ -71,6 +73,7 @@ inline const std::string &ZLCachedMemoryAllocator::directoryName() const { retur
 inline const std::string &ZLCachedMemoryAllocator::fileExtension() const { return myFileExtension; }
 inline size_t ZLCachedMemoryAllocator::blocksNumber() const { return myPool.size(); }
 inline size_t ZLCachedMemoryAllocator::currentBytesOffset() const { return myOffset; }
+inline bool ZLCachedMemoryAllocator::failed() const { return myFailed; }
 
 inline char *ZLCachedMemoryAllocator::writeUInt16(char *ptr, uint16_t value) {
 	*ptr++ = value;