Coupler.io refused to connect

This is a known issue related to the cookies settings of your browser or to the installed to the browser addons that are able to manage cookies.

The error:

When you are using Coupler.io Add-on and click on the "Add" data flow button or "Edit" data flow button - our Wizard is opened, but shows you the message " www.coupler.io refused to connect". This issue can occur using a common browser window or in Incognito mode.

Google Chrome:

Mozilla Firefox

Microsoft Edge:

Safari:

To resolve the issue:

For proper functioning of the Coupler.io Add-on, your browser should allow usage of 3d party cookies. To change settings follow the next steps according to the browser you use:

Google Chrome:

1. Navigate to Settings -> Privacy and Security -> Cookies and other site data.

2. Select one of the next options: - Allow all cookies - with this option Coupler.io will work in the common window of your browser and in Incognito mode also. - Block third-party cookies in Incognito - with this option Coupler.io will work in the common window of your browser, but will not work in Incognito mode. - Block third-party cookies - with this option you will block all 3d party cookies, so additional settings are needed for Coupler.io in "Customized behaviors" section: -- Scroll to the "Sites that can always use cookies" list.-- Click "Add". -- Paste " https://www.coupler.io". -- Check "Including third-party cookies on this site". -- Click "Add".-- Click "Add". -- Paste "https://docs.google.com". -- Check "Including third-party cookies on this site". -- Click "Add".As result you should have next settings:Allowance for https://www.coupler.io is needed to allow web version work. Allowance of https://docs.google.com is needed to allow addon work in Google Spreadsheets.

3. Restart browser & Reopen addon.

Mozilla Firefox:

1. Navigate to Settings -> Privacy and Security -> Enhanced Tracking Protection.

2. Select one of the options:

   - The " Standard" option.

   - The " Custom" option with "Cross-site tracking cookies".

   - The " Custom" option with "Cross-site tracking cookies, and isolate other cross-site tracking cookies"

   
3. Restart browser & Reopen addon.

Microsoft Edge:

1. Navigate to Settings -> Cookies and site permissions -> Cookies and site data

2. Select one of the next options:

   - Disable the " Block third-party cookies" option.

   

   - Leave "Block third-party cookies" enabled, but all Coupler.io to the list of allowed websites:

   -- In the "Allow" block click "Add"

   

   -- Paste " https://www.coupler.io".

   -- Check "Including third-party cookies on this site".

   -- Click "Add".

   

   -- Click "Add".

   -- Paste "https://docs.google.com".

   -- Check "Including third-party cookies on this site".

   -- Click "Add".

   

   You should get the next settings:

   

   Allowance for https://www.coupler.io is needed to allow web version work. Allowance of https://docs.google.com is needed to allow addon work in Google Spreadsheets.

3. Restart browser & Reopen addon.

Safari:

1. Click "Allow" in the pop-up that is visible.

   

If it is not enough - check your general settings. Safari does not have separate settings for 3d party cookies, only a single setting to block all or allow all:

1. Go to Safari -> Preferences -> Privacy.

2. Uncheck the "Block all cookies" option.

   
3. Restart browser & Reopen addon.