Aspera - keep entries in Edit Metadata screen

Values entered on first use of Edit Metadata screen are not available on second use.

Observe:
Create an Aspera transfer and add two files
Click 'Edit Metadata', select both files and enter 'desc 1' in description, click Save
Click 'Edit Metadata' again

Result:
Value(s) entered in form are gone

Desired:
Value(s) entered in form are retained for subsequent use.