Video not playing | White Screen

[SalmanTariq]

I have extended RajawaliVRActivity and RajaWaliRenderer. Problem is that it is giving me a filenotfoundexception.
Does this library require a physical cardboard to work?
Stack trace:

02-13 07:40:57.198 6906-6906/com.appinhand.video360 E/NFC: could not retrieve NFC service
02-13 07:40:57.202 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard screen parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/phone_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.203 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard device parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/current_device_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.203 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Bundled Cardboard device parameters not found: java.io.FileNotFoundException: Cardboard/current_device_params
02-13 07:40:57.260 6906-6906/com.appinhand.video360 I/Rajawali: Rajawali | Anchor Steam | v1.0
02-13 07:40:57.264 6906-6906/com.appinhand.video360 E/libEGL: call to OpenGL ES API with no current context (logged once per thread)
02-13 07:40:57.268 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard device parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/current_device_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.268 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard screen parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/phone_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.323 6906-6906/com.appinhand.video360 W/ResourceType: For resource 0x01030224, entry index(548) is beyond type entryCount(44)
02-13 07:40:57.323 6906-6906/com.appinhand.video360 W/ResourceType: For resource 0x01030224, entry index(548) is beyond type entryCount(44)
02-13 07:40:57.324 6906-6906/com.appinhand.video360 W/ResourceType: For resource 0x01030237, entry index(567) is beyond type entryCount(44)
02-13 07:40:57.324 6906-6906/com.appinhand.video360 W/ResourceType: For resource 0x01030237, entry index(567) is beyond type entryCount(44)
02-13 07:40:57.326 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard screen parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/phone_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.327 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard device parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/current_device_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.327 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Bundled Cardboard device parameters not found: java.io.FileNotFoundException: Cardboard/current_device_params
02-13 07:40:57.331 6906-6906/com.appinhand.video360 I/Rajawali: Rajawali | Anchor Steam | v1.0
02-13 07:40:57.334 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard device parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/current_device_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.334 6906-6906/com.appinhand.video360 D/HeadMountedDisplayManager: Cardboard screen parameters file not found: java.io.FileNotFoundException: /storage/emulated/0/Cardboard/phone_params: open failed: ENOENT (No such file or directory)
02-13 07:40:57.358 6906-6906/com.appinhand.video360 I/Timeline: Timeline: Activity_idle id: android.os.BinderProxy@3a92e020 time:39215790
02-13 07:40:57.360 6906-6906/com.appinhand.video360 I/Timeline: Timeline: Activity_idle id: android.os.BinderProxy@3a92e020 time:39215791
02-13 07:40:57.379 6906-6971/com.appinhand.video360 D/OpenGLRenderer: endAllStagingAnimators on 0xa09fb080 (ListView) with handle 0xa0b210e0