我是 Flutter 的新手，这是我的第一个应用程序。
在我的应用程序中，我正在下载并重命名文件。
下载文件并重命名后，应用程序崩溃并显示以下 Logcat。
Worker result SUCCESS for Work [ id=c51480c6-13e6-4d19-adbe-31a062792a0b, tags={ flutter_download_task, vn.hunghd.flutterdownloader.DownloadWorker } ]
I/flutter (13872): ProgressDialog dismissed by back button
I/flutter (13872): Fatal: could not find callback
D/HostConnection(13872): HostConnection::get() New Host Connection established 0xf252d8f0, tid 14296
D/HostConnection(13872): HostComposition ext ANDROID_EMU_CHECKSUM_HELPER_v1 ANDROID_EMU_native_sync_v2 ANDROID_EMU_dma_v1 ANDROID_EMU_direct_mem ANDROID_EMU_host_composition_v1 ANDROID_EMU_host_composition_v2 ANDROID_EMU_vulkan ANDROID_EMU_deferred_vulkan_commands ANDROID_EMU_vulkan_null_optional_strings ANDROID_EMU_vulkan_create_resources_with_requirements ANDROID_EMU_YUV_Cache ANDROID_EMU_async_unmap_buffer ANDROID_EMU_vulkan_ignored_handles ANDROID_EMU_vulkan_free_memory_sync ANDROID_EMU_vulkan_shader_float16_int8 ANDROID_EMU_vulkan_async_queue_submit GL_OES_EGL_image_external_essl3 GL_OES_vertex_array_object GL_KHR_texture_compression_astc_ldr ANDROID_EMU_host_side_tracing ANDROID_EMU_async_frame_commands ANDROID_EMU_gles_max_version_3_0
I/BpBinder(13872): onLastStrongRef automatically unlinking death recipients: <uncached descriptor>
F/libc (13872): FORTIFY: pthread_mutex_lock called on a destroyed mutex (0xc1b4a65c)
I/BpBinder(13872): onLastStrongRef automatically unlinking death recipients: <uncached descriptor>
F/crashpad(14303): dlopen: dlopen failed: library "libandroidicu.so" not found: needed by /system/lib/libharfbuzz_ng.so in namespace (default)