problem with Creo 5 and uploading files to the server

1. Articles:

• "Family table cannot be checked out with "Cannot retrieve family table neutral data" in Windchill PDMLink 9.1": https://www.ptc.com/en/support/article/CS96032
• "Add to workspace fails with "Server Error: Cannot retrieve family table neutral data"": https://www.ptc.com/en/support/article/CS159691
• "Check-in of family table fails with "Cannot retrieve family table neutral data" and MethodServer reports "Can not find attribute definition: hid="DESCRIPTION"" in Windchill PDMLink": https://www.ptc.com/en/support/article/CS166700
• "Windchill PDMLink: Open in Creo fails for Family Table CAD Docs imported using Packages with the error": https://www.ptc.com/en/support/article/cs381020

2. Some discussions earlier:

• "Cannot retrieve family table neutral data": https://community.ptc.com/t5/Windchill/Cannot-retrieve-family-table-neutral-data/td-p/165149
• "Cannot retrieve family table neutral data": https://community.ptc.com/t5/3D-Part-Assembly-Design/Cannot-retrieve-family-table-neutral-data/td-p/79133
• "Windchill cannot retrieve family table neutral data": https://community.ptc.com/t5/Windchill/Windchill-cannot-retrieve-family-table-neutral-data/td-p/30574
• "Cannot retrieve family table neutral data and SQL Server database": https://community.ptc.com/t5/Windchill/Cannot-retrieve-family-table-neutral-data-and-SQL-Server/td-p/359522