Executei os procedimentos sugeridos e mesmo assim problema persiste.
Segue abaixo erro apresentado no arquivo "lua-application".
ERRO:
2011-08-16 10:45:02,414 [pool-3-thread-1] ERROR com.symantec.lua.handler.download.ValidateDownloadHelper - Package is not trusted, its calculated GRD is not the same as GRD from fileC:\TempDownload\Downloads\1313501716921\12\1311125543jtun_nav2k8enn01m25.m25