Guac Camera Produces Canon Error 70 When Some Timezones Are Set Automatically In iOS Settings
Last updated: September 8, 2026
Issue ID: PB-8222
Issue Summary
Some users may experience an issue where their Canon camera connected to Guac Photo Booth displays an Err 70 message and disconnect from Fiesta, preventing Captures from being taken.
Current Status
| Status | Known issue — workaround available |
|---|---|
| Affected product | Fiesta iOS |
| Affected platform(s) | iOS, Guac |
| Affected versions | Fiesta 1.7.1+ |
| Workaround available | Yes |
| Fixed in | Not fixed yet |
| Customer action required | Follow workaround steps below |
Common Ways Customers Describe This Issue
Customers may describe this issue in one of the following ways:
- My Guac camera keeps showing Err 70
- The camera disconnects from Fiesta when I try to take a Capture
- Fiesta keeps reconnecting to the camera but cannot take a photo
- Power cycling the camera fixes it temporarily, but the error comes back
- My Canon camera works in other booth software but not in Fiesta
- My booth cannot take Captures because the camera keeps freezing or disconnecting
Who Is Affected
This issue may affect customers using:
- Fiesta iOS App versions 1.7.1+
- Guac Photo Booth
- Canon EOS M50 Mk II
- Canon EOS R100
What Happens
When Fiesta connects to some Canon EOS M50 Mark II or EOS R100 cameras, certain iPad time zone configurations may cause the camera to display Err 70 and end the tethered connection, preventing the booth from taking Captures until the camera is restarted.
Workaround Steps
- Open the iPad's Settings app
- Select General from the left menu
- Select Date & Time
- Disable "Set Automatically"
- Set time zone to Los Angeles
- Force close the Fiesta iOS App
- Relaunch the Fiesta iOS App
When Will This Be Fixed?
We do not have an exact release date yet. This article will be updated when a fix is available.
User Action Required
Follow the steps in the Workaround section above.
If The Issue Persists After Following The Workaround
Please contact our Support team and include the following information:
- The issue ID: PB-8222
- Your current Fiesta login email address
- Your iOS App version
- Your Guac camera model
- A screenshot or screen recording of the issue