Here are the problems i got using dgdecnv+megui.
1: I think that DGDECNV does not use cuvidserver.exe application anymore, that's why it was not included in the package, but when I load the .dgi file in the AviSynth error creator, I get
....etc I tried what the dialog had suggested, i.e. to rename all dgmultidecodenv.dll but nothing works.AviSynth script error: DGMultisource:DGIndexNV/DgMultiDecodeNV mismatch. You are picking up a DGMultiDecodeNV, possibly from your plugins directory, that does not match the version of DGIndexNv used to make the index file