**Actual Result** - _System.InvalidOperationException: 'InitializeClientSecurity not called'_ exception when try to _fbConnection.Open()_ with invalid ConnectionString password <img width="1061" height="584" alt="Image" src="https://github.com/user-attachments/assets/6805fefe-48c1-471e-a013-ab4083d820e6" /> **Expected Result** - _FbException_ exception should happen instead of _System.InvalidOperationException_ exception **Steps to Reproduce the Issue** - Try to connect with the FirebirdSQL database with a valid user but a invalid password **Important notes** - This issue does not happen with Windows thrusted Authentication **Enviroment Setup** - .NET 9.0 - ADO.NET Provider version 10.3.3