Error when loading S4S

Hi there, I am sort of new to the CC game and organizing and getting rid of old/broken CC. When i try to open S4S this error occurs and i cannot figure out what is wrong. 

Any Help would be appreciated!

Thanks!!


The Sims 4 Studio - Version 3.1.5.6

System.AggregateException: One or more errors occurred. ---> SQLite.SQLiteException: cannot rollback - no transaction is active

at SQLite.SQLiteCommand.ExecuteNonQuery()

at SQLite.SQLiteConnection.Execute(String query, Object[] args)

at SQLite.SQLiteConnection.RollbackTo(String savepoint, Boolean noThrow)

at S4Studio.Data.FileDb.Sims4FileTable.Init(Boolean load_simulation, Boolean is_reinit)

at S4Studio.Data.FileDb.Sims4FileTable.Init(Boolean load_simulation, Boolean is_reinit)

at S4Studio.Shared.AppModel.DoInit()

at System.Threading.Tasks.Task.InnerInvoke()

at System.Threading.Tasks.Task.Execute()

--- End of inner exception stack trace ---

---> (Inner Exception #0) SQLite.SQLiteException: cannot rollback - no transaction is active

at SQLite.SQLiteCommand.ExecuteNonQuery()

at SQLite.SQLiteConnection.Execute(String query, Object[] args)

at SQLite.SQLiteConnection.RollbackTo(String savepoint, Boolean noThrow)

at S4Studio.Data.FileDb.Sims4FileTable.Init(Boolean load_simulation, Boolean is_reinit)

at S4Studio.Data.FileDb.Sims4FileTable.Init(Boolean load_simulation, Boolean is_reinit)

at S4Studio.Shared.AppModel.DoInit()

at System.Threading.Tasks.Task.InnerInvoke()

at System.Threading.Tasks.Task.Execute()<---