File & could not be opened

What causes this issue?

The file to be edited could not be opened.

System Response

The program terminates on processing.

How to fix this error?

The file possibly does not exist. The cause of this can be that the
file was created on another machine, (for example, in batch on the
batch machine), so that you cannot access it online without logging on
to the corresponding machine.

Error message extract from SAP system. Copyright SAP SE.