3826710 - Why am I getting an error "Receipt upload failed, Bad request - missing Content-length" while uploading PDF receipts using Concur Mobile app in iOS Devices.

The affected user is facing a technical problem with the SAP Concur mobile application - on iOS devices. An error occurs when trying to upload receipts in PDF format into the receipt store. Please see the error screenshot below. 

This happens when I open a PDF document and choose the "Copy' option in Concur. It happens from both the Outlook app and the normal mail app.

I am facing a technical problem with Concur - on both iPhone and iPad Concur has stopped uploading PDFs to the receipt store. The screen of the error is attached. This happens when I open a PDF document and chose the "Copy' option in Concur. It happens from both Outlook app and the normal mail app. , KBA , CON-CA-ADM-AUA-MMS , Manage Mobile Sign-On , Problem