The version of the CSA (or RSA) program in the machine and the version of the file in the computer do not match.

OR

To resolve either of these errors follow the steps below: 

1. Turn your embroidery machine off. 

2. Go to Tools > Options > Ethernet 

4. Check the Force Download box.
   
   
5. Turn the embroidery machine on.
   
   
6. If you are still receiving the error message after turning the machine back on, try Resetting the Main-PCB.

7.  If the situation remains unresolved, you will need additional technical assistance. Here are the available Melco Technical Support options.