An unespected problem occurred with the api

[trippo]

i send to this api "contact/sync" these data:

[email] => [email protected]
[first_name] => Utent
[last_name] => Azienda Amico
[field[%COMPANY%]] => tecrail
[phone] => 3491221541
[p[1]] => 1
[field[%TYPE%]] => 1
[field[%STATE%]] => VI
[field[%CITY%]] => Valdagno
[status[1]] => 1

And the user it's correctly added to activecampaign but the api return:

An unexpected problem occurred with the API request. Some causes include: invalid JSON or XML returned. Here is the actual response from the server: ----

[mfrieswyk]

@trippo We just logged a similar error as well, except on the contact/view?email=[email] endpoint. Not certain if our action completed successfully though since this was on a customer's integrated account.