The following issue has been identified and subsequently replicated by MYOB Support in EXO Business versions 8.3.1 to 8.6.0.
Before upgrading your clients please take into consideration the following issues especially if the site has specific requirements in these areas.
As always we recommend that thorough testing in a non-live environment is undertaken before commencing an upgrade.
Issue
Support has confirmed that Running the Sales Analysis Designer report grouped by contact, previously generates the report with the contact number in both number and description columns but now only displays the contact number without the contact name.
Workaround
N/A.
Resolution
Attached to Problem ticket 11846807852 for resolution in a future release.