While uploading any PKG, I'm getting the message There was a problem uploading the package to Jamf Cloud.
Connection failure: "The operation couldn't be completed.
(error 500.)" , so please reply to me with the solution. 
Question
There was a problem uploading the package to Jamf Cloud Connection failure
+2
+14I don't do it that way - I just upload via the Web interface - Settings > Packages > New
Then just choose the file(package/DMG) you want to upload and the category > Save
I do use Jamf Administrator to sync back to an on site SMB distribution point
+2I tried the above you mentioned but the Error message " Package failed to upload"
Please see the attached screenshot for more information.
+14I tried the above you mentioned but the Error message " Package failed to upload"
Please see the attached screenshot for more information.
Di it work ever? If it did work before, do you have a firewall between you and Jamf Cloud? If there is a firewall in place, have you seen the recent email about changes in IP addresses for Jamf Cloud? Here's the current list that need to be allowed https://learn.jamf.com/en-US/bundle/technical-articles/page/Permitting_InboundOutbound_Traffic_with_Jamf_Cloud.html
Enter your E-mail address. We'll send you an e-mail with instructions to reset your password.