mailgun error - The parameters passed to the API were invalid. Check your inputs!

[tannguyentee]

when I add Mailgun API to my system, this have an error

The parameters passed to the API were invalid. Check your inputs!

 

[twisted1919]

@tannguyentee - make sure you generate a new key from scratch and use that. Delete this existing one as it has been visible on the forums for a while. if the error persists, contact mailgun, maybe they can help since this looks like an account issue.

 

[tannguyentee]

ok, i will contact mailgun support

 

[Ahnaf]

I am also stuck on same issue

 

[twisted1919]

@Ahnaf - have you spoken to the mailgun support ?

 

[Ahnaf]

Yes, that was problem of free account of Mailgun, I have upgraded to their paid plan.
Now facing another problem, campaign attachment is not saving. Please help me to solve this attachment issue.

 

[twisted1919]

campaign attachment is not saving. Please help me to solve this attachment issue.

Make sure you define all allowed extensions and mime types in backend > settings > campaigns.

 

[Ahnaf]

Only PDF files are not attaching. Can you please help me?

 

[twisted1919]

@Ahnaf - Sure, can you post here a screenshot with allowed extension and mime types from settings ?