Virus and Trojan Factor: Generally speaking, this factor is the most common one, here we will take Backdoor:Win32/Agent.LM as an example to explain why virus can cause padrs404.dll problem which is easily infected by this virus. Backdoor:Win32/Agent.LM: a backdoor Trojan for Mac operating systems that downloads malware to infected computers..
Virus e Trojan Factor: In generale, questo fattore è il più comune, qui si prende come esempio Adware:Win32/Cashtitan. Saprete perché virus può causare padrs404.dll problema (questo file è facilmente infettati da questo virus).