Virus and Trojan Factor Generally speaking this factor is the most common one here we will take VirusW97MChackE as an example to explain why virus can cause oleprndll problem which is easily infected by this virus VirusW97MChackE a worm backdoor that targets the private data from the DOS systems

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Virus and Trojan Factor: Generally speaking, this factor is the most common one, here we will take Virus:W97M/Chack.E as an example to explain why virus can cause oleprn.dll problem which is easily infected by this virus. Virus:W97M/Chack.E: a worm backdoor that targets the private data from the DOS systems..