Error Android Build APP ID:95440

I have a problem with BUILD app for Android:

ID 95440

Build 197661: AP STORE

History

Version: 2.6.8
Status: error
Message: Unknown error, contact support for more details.

Help me ASAP

P.S.: And I have problem with test my app om Appgyver Android Preview. Help me with item yet

Hi, there are currently no known errors in the build service, have you checked that everything in your keystore file is correct?