I am getting the same exact error when attempting to Import Anytone csv (lst).
CPEditor v0.5.405.1
Anytone D878UVII (second generation) v3.06 CPS used to Export-All (.LST); Win10pro.

Work-around solution found: After further investigation, the root cause of this problem is that the CPEditor program is either not digitally signed or else is signed with a certificate no linked to Microsoft's root certificate authority. Therefore, on the many WIndows OS systems that have protected ...

CPEditor for Radioddity DB25D, ver 0.5.405.1 Cannot perform a Save, Save As, or Export. Error message informs "File Not Found" (I am attempting a save op, not an open op). This happens when attempting to save anything from anywhere in the editor program. See attached screen snip of the err...