Error with Archiving in Xcode 4

[krasnoukhov]

In project settings "Valid Architectures" is set to "armv6 arvmv7"

error: strip /Users/krasnoukhov/app/Frameworks/LRResty/LRResty.framework.dSYM/Contents/Resources/DWARF/LRResty: /usr/bin/strip exited with 1
/usr/bin/strip: for architecture x86_64 object: /Users/krasnoukhov/app/Frameworks/LRResty/LRResty.framework.dSYM/Contents/Resources/DWARF/LRResty malformed object (section contents at offset 0 with a size of 20300, overlaps Mach-O headers at offset 0 with a size of 3248)