There is no update from you for a period, assuming this is not an issue anymore.
Hence we are closing this topic. If need further support, please open a new one.
Thanks
How do you install the DeepStream and which version do you install? Could you refer to the link below and check whether it’s a same problem.
https://forums.developer.nvidia.com/t/deepstream-app-error-while-loading-shared-libraries-libyaml-cpp-so-0-6-cannot-open-shared-object-file-no-such-file-or-directory/234799