diff --git a/jni/NativeFormats/util/AndroidUtil.cpp b/jni/NativeFormats/util/AndroidUtil.cpp
index 7438e57c0..f11607bbb 100644
--- a/jni/NativeFormats/util/AndroidUtil.cpp
+++ b/jni/NativeFormats/util/AndroidUtil.cpp
@@ -38,6 +38,7 @@ JavaClass AndroidUtil::Class_ZLibrary("org/geometerplus/zlibrary/core/library/ZL
 JavaClass AndroidUtil::Class_ZLFile("org/geometerplus/zlibrary/core/filesystem/ZLFile");
 JavaClass AndroidUtil::Class_ZLFileImage("org/geometerplus/zlibrary/core/image/ZLFileImage");
 JavaClass AndroidUtil::Class_ZLTextModel("org/geometerplus/zlibrary/text/model/ZLTextModel");
+JavaClass AndroidUtil::Class_CachedCharStorageException("org/geometerplus/zlibrary/text/model/CachedCharStorageException");
 
 JavaClass AndroidUtil::Class_Encoding("org/geometerplus/zlibrary/core/encodings/Encoding");
 JavaClass AndroidUtil::Class_EncodingConverter("org/geometerplus/zlibrary/core/encodings/EncodingConverter");
@@ -273,8 +274,14 @@ jbyteArray AndroidUtil::createJavaByteArray(JNIEnv *env, const std::vector<jbyte
 	return array;
 }
 
-void AndroidUtil::throwRuntimeException(JNIEnv *env, const std::string &message) {
-	env->ThrowNew(Class_java_lang_RuntimeException.j(), message.c_str());
+void AndroidUtil::throwRuntimeException(const std::string &message) {
+	JNIEnv *env = getEnv();
+	getEnv()->ThrowNew((jclass)env->NewLocalRef(Class_java_lang_RuntimeException.j()), message.c_str());
+}
+
+void AndroidUtil::throwCachedCharStorageException(const std::string &message) {
+	JNIEnv *env = getEnv();
+	getEnv()->ThrowNew((jclass)env->NewLocalRef(Class_CachedCharStorageException.j()), message.c_str());
 }
 
 /*
diff --git a/jni/NativeFormats/util/AndroidUtil.h b/jni/NativeFormats/util/AndroidUtil.h
index 5d7100e4b..818df978a 100644
--- a/jni/NativeFormats/util/AndroidUtil.h
+++ b/jni/NativeFormats/util/AndroidUtil.h
@@ -61,6 +61,7 @@ public:
 	static JavaClass Class_ZLFile;
 	static JavaClass Class_ZLFileImage;
 	static JavaClass Class_ZLTextModel;
+	static JavaClass Class_CachedCharStorageException;
 	static JavaClass Class_NativeFormatPlugin;
 	static JavaClass Class_PluginCollection;
 	static JavaClass Class_Encoding;
@@ -153,7 +154,8 @@ public:
 	static jintArray createJavaIntArray(JNIEnv *env, const std::vector<jint> &data);
 	static jbyteArray createJavaByteArray(JNIEnv *env, const std::vector<jbyte> &data);
 
-	static void throwRuntimeException(JNIEnv *env, const std::string &message);
+	static void throwRuntimeException(const std::string &message);
+	static void throwCachedCharStorageException(const std::string &message);
 	//static void throwBookReadingException(const std::string &resourceId, const ZLFile &file);
 };