iOS Question AS TimePickerDialog Error on compile

[epneeh]

ld: warning: ignoring duplicate libraries: '-lc++'
ld: library 'AS_TimePicker' not found
clang: error: linker command failed with exit code 1 (use -v to see invocation)


Error: ** BUILD FAILED **


The following build commands failed:
    Ld /Users/administrator/Documents/UploadedProjects/<user id>/Payload/SAABSEN.app/SAABSEN normal (in target 'B4iProject' from project 'B4iProject')
(1 failure)

compile error after adding AS TimePickerDialog, i am using hosted builder, any help appreciate, thanks.