Swing spark: Model save falied move output files for matrice failed

**Environment**:
- Spark version: 2.3.2

**Error**:
com.tencent.angel.exception.AngelException: Model save falied move output files for matrice failed, error msg = copy files of matrix neighborTable from file:/tmp/xxx/result/ParameterServer_5/neighborTable to file:/tmp/xxx/neighborTable failed, error log is File file:/tmp/xxx/result/ParameterServer_5/neighborTable/psmeta does not exist;copy files of matrix neighborTable from file:/tmp/xxx/result/ParameterServer_6/neighborTable to file...