java.lang.OutOfMemoryError: Failed to allocate a 24 byte allocation with 4016 free bytes and 3KB until OOM
	at java.nio.charset.CharsetEncoderICU.<init>(CharsetEncoderICU.java:49)
	at java.nio.charset.CharsetEncoderICU.newInstance(CharsetEncoderICU.java:74)
	at java.nio.charset.CharsetICU.newEncoder(CharsetICU.java:27)
	at com.android.internal.util.FastXmlSerializer.setOutput(FastXmlSerializer.java:313)
	at com.android.internal.util.XmlUtils.writeMapXml(XmlUtils.java:189)
	at android.app.SharedPreferencesImpl.writeToFile(SharedPreferencesImpl.java:600)
	at android.app.SharedPreferencesImpl.access$800(SharedPreferencesImpl.java:52)
	at android.app.SharedPreferencesImpl$2.run(SharedPreferencesImpl.java:515)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)
	at java.lang.Thread.run(Thread.java:818)