There may be many reasons for the error when the trademark registration certificate assistant verifies the trust relationship, and the following are possible solutions:

1. Check the input information: make sure that the information entered when verifying the trust relationship is accurate. Check the relevant information in the trademark registration certificate, including the trademark registration number and the name of the registrant.

2. Check the network connection: Make sure your device has a stable network connection. Sometimes verification needs to be done online, and network problems may lead to verification failure.

3. Try a different browser or device: If you use a browser for verification, try to switch to another browser or device, sometimes different browsers have different compatibility.

4. Update the browser or application: If you verify through the browser or application, make sure that your browser or application is the latest version to avoid being affected by known problems.

5. contact the trademark registration agency: if the problem still exists after trying the above methods, it is recommended to contact the trademark registration agency or related support services directly. They may be able to provide specific help and solutions.

if all these methods fail to solve the problem, you may need to consider consulting professional technical support personnel for further diagnosis and solutions.

The above contents are carefully compiled by Pig Bajie. com, hoping to help you.