Reproduction steps:
1. Create a new project
2. Install Vivox package in Package Manager (Window > Package Management > Package Manager)
3. Wait for the package to be installed, close and reopen the project
4. Observe the Console

Actual result: “System.Exception: [Vivox]: Failed to pull Credentials from the Unity Dashboard…” error is thrown
Expected result: No warnings or errors are thrown

Reproducible with: 16.0.1 (6000.0.0f1), 16.9.0 (6000.0.66f1, 6000.3.5f1, 6000.4.0b5, 6000.5.0a5)

Reproduced on: Ubuntu 22.04, macOS Sequoia 26.2 (M4)
Note:
Full error:
{code:java}
System.Exception: [Vivox]: Failed to pull Credentials from the Unity Dashboard. Ensure you are online and the associated project has Vivox enabled with Vivox Credentials generated on the Unity Dashboard.
UnityEngine.Debug:LogError (object)
Unity.Services.Vivox.Editor.VivoxApiClient/<>c__DisplayClass10_0:<GetAndSetVivoxCredentials>g__HandleException|2 (System.Exception) (at ./Library/PackageCache/com.unity.services.vivox@50e29f26efd1/Editor/VivoxApiClient.cs:135)
Unity.Services.Vivox.Editor.VivoxApiClient/<>c__DisplayClass15_0`1<Unity.Services.Vivox.Editor.GetVivoxCredentialsResponse>:<CreateJsonResponseHandler>g__JsonResponseHandler|0 (UnityEngine.AsyncOperation) (at ./Library/PackageCache/com.unity.services.vivox@50e29f26efd1/Editor/VivoxApiClient.cs:238)
UnityEngine.AsyncOperation:InvokeCompletionEvent () (at /Users/bokken/build/output/unity/unity/Runtime/Export/Scripting/AsyncOperation.cs:24)
{code}