unable to connect list of tables to create adapter service

I’m trying to cretae a adapter service suddenly it displaying this error message.
[ART.114.243] Adapter Runtime (Metadata): Failed to run resourceDomainLookupValues service. Details provided in error log.
[ADA.1.322] Cannot get the list of tables. "
(08003/17008) Closed Connection"
Closed Connection
on tables.tableName [Ljava.lang.String;@24368c62
[ART.114.243] Adapter Runtime (Metadata): Failed to run resourceDomainLookupValues service. Details provided in error log.
[ADA.1.322] Cannot get the list of tables. "
(08003/17008) Closed Connection"
Closed Connection
on tables.tableName [Ljava.lang.String;@24368c62
please help me for this issue.

Hi Mounika,

Check whether respective DB is up and running ?

Thanks,
Vinay.

Hi,

Also check if the db user has all the required permissions in the database.

Bets regards,