Hello Bertram Moshier,
Welcome to Microsoft Community.
It looks like you are experiencing interruptions and error warnings when transferring files between two NAS. This is annoying. I'll do my best to help you. Here are some of my suggestions.
Follow the below mentioned steps and check if it helps.
- Open the properties of the****folder where the desired files or folders are located (such as Documents, Pictures, or Installation folder etc. ). You can open the properties of a particular folder by Right-clickingon it and select Propertiesfrom context menu.
- Go to the Security tab and click Advanced.
- Check the box at the bottom of this window. It is labeled "Replace all child object permissions with inheritable permissions from this object" and then click Ok. Reboot the PC and check if problems till occurs.
Hope this can solve your problem. If not, please feel free to provide me with more details, such as screenshots and error messages. I will do my best to help you.
Thank you for your patience and cooperation! I look forward to hearing from you.
Best Regards,
Liam - MSFT