Prompt [Q] android official 4.4.2 galaxy s4 screencast issue

I recently updated my Samsung Galaxy S4 to official 4.4.2 . So i thought of tryng screencast using sdk. But when i run the code
Code:
adb shell screenrecord /sdcard/example.mp4
it shows error saying
Warning: linker: libsavscmn.so has text relocations. This is wasting memory and security risk. please fix
Warning: linker: libsac3d.so has text relocations. This is wasting memory and security risk. please fix
what should i do????
i hope my thread is answered as soon as possible..........