In 5.5 the Business Manager reports have permissions and your Administrator has to give you permission to the report.
Have your admin do the following: -
1. Start Navigator
2. Click Tools | Report Designer | Orders and Accounting Reports
3. In the Designer click File | Report Permissions
4. Expand the Work Order node
5. Select Packing List By Location. Make sure the "Everyone" group or the group you are part of has the permission to this report.