Android应用程序在从后台返回到前台时崩溃

Question

  

E / LIGHTS：文件：vendor / sprd / open-source / libs / liblights / lights.c，func：write_int，无法打开/ sys / class / leds / keyboard-backlight / brightness

崩溃报告是......

    Crashed: test.qtp.app
0  libc.so                        0x400ffa7c __futex_syscall3
1  libc.so                        0x400ed03c __pthread_cond_timedwait_relative
2  libc.so                        0x400ed09c __pthread_cond_timedwait
3  libdvm.so                      0x40c7f72f (Missing)
4  libdvm.so                      0x40c930b5 (Missing)
5  libdvm.so                      0x40c547a0 (Missing)
6  libdvm.so                      0x40c5b580 dvmMterpStd(Thread*)
7  libdvm.so                      0x40c58c18 dvmInterpret(Thread*, Method const*, JValue*)
8  libdvm.so                      0x40c8c7f9 dvmInvokeMethod(Object*, Method const*, ArrayObject*, ArrayObject*, ClassObject*, bool)
9  libdvm.so                      0x40c9412d (Missing)
10 libdvm.so                      0x40c547a0 (Missing)
11 libdvm.so                      0x40c5b580 dvmMterpStd(Thread*)
12 libdvm.so                      0x40c58c18 dvmInterpret(Thread*, Method const*, JValue*)
13 libdvm.so                      0x40c8c531 dvmCallMethodV(Thread*, Method const*, Object*, bool, JValue*, std::__va_list)
14 libdvm.so                      0x40c76f57 (Missing)
15 libandroid_runtime.so          0x40207def (Missing)
16 libandroid_runtime.so          0x40208a41 android::AndroidRuntime::start(char const*, char const*)
17 app_process                    0x400c105b (Missing)
18 libc.so                        0x400ec4c3 __libc_init
19 app_process                    0x400c0d7c (Missing)


Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                JobForm.this.startActivityForResult(intent, JobForm.this.REQUEST_CAMERA);

@Override
        public void onActivityResult(int requestCode, int resultCode, Intent data) {
            super.onActivityResult(requestCode, resultCode, data);

            if (resultCode == Activity.RESULT_OK) {
                if (requestCode == this.SELECT_FILE)
                    this.onSelectFromGalleryResult(data);
                else if (requestCode == this.REQUEST_CAMERA)
                    this.onCaptureImageResult(data);
            }
    }

private void onCaptureImageResult(Intent data) {
        new UploadImages().execute(data);
    }