com.baidubce.BceClientException: Unable to execute HTTP request，caused by: null
at com.baidubce.http.BceHttpClient.execute(BceHttpClient.java:211)
at com.baidubce.AbstractBceClient.invokeHttpClient(AbstractBceClient.java:173)
at com.baidubce.services.bos.BosClient.uploadObject(BosClient.java:1183)
at com.baidubce.services.bos.BosClient.putObject(BosClient.java:1073)
at com.baidubce.services.bos.BosClient.putObject(BosClient.java:1043)
at com.example.yingyan.adapter.BosHelper.Upload(BosHelper.java:43)
BceHttpClient.java:211
这一行出现空指针异常，
具体原因看下BosHelper.java:43这一行写了什么导致空指针