fail to debug the program

As soon as I add Rich edit control to my dialog and try debug it.. Build is successful but fails to debug. The output shows as

'Rich1.exe': Loaded 'C:\Documents and Settings\abc\My Documents\Visual Studio 2010\Projects\Rich1\Debug\Rich1.exe', Symbols loaded.
'Rich1.exe': Loaded 'C:\WINDOWS\system32\ntdll.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\kernel32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\mfc100ud.dll', Symbols loaded.
'Rich1.exe': Loaded 'C:\WINDOWS\system32\msvcr100d.dll', Symbols loaded.
'Rich1.exe': Loaded 'C:\WINDOWS\system32\user32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\gdi32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\shlwapi.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\advapi32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\rpcrt4.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\secur32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\msvcrt.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\WinSxS\x86_Microsoft.Windows.Common-Controls_6595b64144ccf1df_6.0.2600.6028_x-ww_61e65202\comctl32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\msimg32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\oleaut32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\ole32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\imm32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\uxtheme.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\mfc100enu.dll', Binary was not built with debug information.
'Rich1.exe': Loaded 'C:\WINDOWS\system32\shell32.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\MSCTF.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\Program Files\McAfee\SiteAdvisor\sahook.dll', Cannot find or open the PDB file
'Rich1.exe': Loaded 'C:\WINDOWS\system32\version.dll', Cannot find or open the PDB file
'Rich1.exe': Unloaded 'C:\WINDOWS\system32\version.dll'
'Rich1.exe': Loaded 'C:\WINDOWS\system32\MSCTFIME.IME', Cannot find or open the PDB file
Detected memory leaks!
Dumping objects ->
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\occmgr.cpp(195) : {384} normal block at 0x0034CF90, 40 bytes long.
 Data: <                > 01 00 00 00 00 00 00 00 02 00 00 00 00 00 00 00
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\occmgr.cpp(181) : {383} normal block at 0x0034CF38, 24 bytes long.
 Data: <                > FF FF FF FF 00 00 00 00 00 00 00 00 00 00 00 00
Object dump complete.
The program '[3020] Rich1.exe: Native' has exited with code 0 (0x0).

what should i do now??? thank you

Tags: C++, VC++ (Visual C++ 6.0), Visual Studio (Visual Studio 2010), MFC