Hi Below is the code: Code: CLnkString LetterFileURL; LetterFileURL = "c:\DOCUME~1\AMALKU~1.YAD\LOCALS~1\Temp\65247036.doc" ; lnkResult = m_LetterBrowser.NavigateToURL( LetterFileURL ); * Here CLnkString is a class which behaves like strings. * The NavigateToURL() function inturn calls the Navigate() function which launches the URL mentioned in the "LetterFileURL" string. However, i get this error: Code: Compiling... LnkLettersEditLetter.cpp C:\Projects\Sovera\PFS\WL347\LinkLetters\LnkLettersEditLetter.cpp(633) : warning C4129: 'D' : unrecognized character escape sequence C:\Projects\Sovera\PFS\WL347\LinkLetters\LnkLettersEditLetter.cpp(633) : warning C4129: 'A' : unrecognized character escape sequence C:\Projects\Sovera\PFS\WL347\LinkLetters\LnkLettersEditLetter.cpp(633) : warning C4129: 'L' : unrecognized character escape sequence C:\Projects\Sovera\PFS\WL347\LinkLetters\LnkLettersEditLetter.cpp(633) : warning C4129: 'T' : unrecognized character escape sequence C:\Projects\Sovera\PFS\WL347\LinkLetters\LnkLettersEditLetter.cpp(633) : error C2022: '426' : too big for character Error executing cl.exe. I tried looking up on the net, and tried: wchar_t LetterFileURL[255]; which gave me : Code: C:\Projects\Sovera\PFS\WL347\LinkLetters\LnkLettersEditLetter.cpp(629) : error C2440: 'initializing' : cannot convert from 'char [45]' to 'unsigned short []' . I kind of have an idea now as to why this is happening and have read suggestions of people saying 'try breaking' the string. How do i do it ??? Help plz.