deepin-movie cannot get started after a crash.

[lincchenl]

I cannot start deepin-movie,and here is the logs when I run deepin-movie in termianl.

ATTENTION: default value of option bo_reuse overridden by environment.
AudioResampler::Register(..., FFmpeg)
Singleton 0x7f59b00ae1f0 created...
AudioResampler::Register(..., Libav)
AudioOutputBackend::Register(..., OpenAL)
Singleton 0x7f59b00ae2c0 created...
AudioOutputBackend::Register(..., Pulse)
VideoDecoder::Register(..., CUDA)
Singleton 0x7f59b00ae470 created...
VideoDecoder::Register(..., VAAPI)
VideoRenderer::Register(..., OpenGLWindow)
Singleton 0x7f59b00aead0 created...
SubtitleProcessor::Register(..., LibASS)
Singleton 0x7f59b00aebe0 created...
SubtitleProcessor::Register(..., FFmpeg)
AudioDecoder::Register(..., FFmpeg)
Singleton 0x7f59b00aefa0 created...
AudioEncoder::Register(..., FFmpeg)
Singleton 0x7f59b00af070 created...
ImageConverter::Register(..., FFmpeg)
Singleton 0x7f59b00af1a0 created...
MediaIO::Register(..., QIODevice)
Singleton 0x7f59b00af4a0 created...
MediaIO::Register(..., QFile)
AudioOutputBackend::Register(..., null)
VideoDecoder::Register(..., FFmpeg)
VideoEncoder::Register(..., FFmpeg)
Singleton 0x7f59b00af730 created...
VideoRenderer::Register(..., QQuickItem)
VideoRenderer::Register(..., QuickFBO)
AudioOutputBackend::id("Pulse")
SubtitleProcessor::id("LibASS")
SubtitleProcessor::id("FFmpeg")
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
Traceback (most recent call last):
File "/usr/share/deepin-movie/models/playlist.py", line 281, in getPlaylistContent
contentCache = json.loads(_cache)
File "/usr/lib/python2.7/json/init.py", line 339, in loads
return _default_decoder.decode(s)
File "/usr/lib/python2.7/json/decoder.py", line 364, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/usr/lib/python2.7/json/decoder.py", line 382, in raw_decode
raise ValueError("No JSON object could be decoded")
ValueError: No JSON object could be decoded