Toon Boom database error

Hi All.

I got issue when connecting to Harmony Premium via my machine.
Error as below :

Database error : The database directory specified by USADB /USA_DB is not accessible or invalid.
(Unable to access /USA_DB/jobs)

troubleshooting as below:

  1. Able to access database (when connect to Harmony Premium at Harmony Server)
  2. From my machine , i able to access to mentioned folders via files explore with out error. Only unable to connect via Harmony Premium.

Any idea?