Field Manager not working

hello, 

I open the "field manager" app while already logged in, but then it just keeps asking me to login

Hello,

Thank you fr your message.

In this case, I already clear the cache in your account, please try again in another browser or an incognito windows.

Please first log in into your Jotform account, then open the Field Manager https://www.jotform.com/integrations/field-manager.

If you need any further assistance, please let us know. We will be happy to help.