I have a P2-550, which was working with the new version, and I have downloaded a program into it.

Today I was trying to open with to upload the program for editing, but the software popped up a window says Transfer project from CPU and stuck there, no error no further prompt, showing 0% never ended

So I used and it uploaded the program and saved to my hard drive. is unable to open the project but it can upload. Then I use work with the uploaded file, make changes online with the PLC.

I guess there is some kind of bug with