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# Error Code: An invalid response was received from the upstream server

**Error Code:**
> `"message": "An invalid response was received from the upstream server"`
**When It Happens:**
This error typically appears when attempting to **log in**, most often through **Gmail authentication**.

### **How to Fix It**
#### **Step 1: Wait and Retry**
This issue is usually caused by a temporary outage on the **authentication servers** (Google or JanitorAI-side).
There is no need to adjust settings or accounts — this is a temporary issue and usually resolves itself quickly.