Posting from API

Hello All,

we are trying to submit the Posting program from API , its not working .. but  when we submit the program from front end form its going fine .. 

its giving this error when we submit the program from API..

*PPOS0154: There are no batches to post - posting completed*

Code :

<font color="#575757" size="3">select gl.gl_je_posting_s.NEXTVAL 
into v_posting_run_id 
from dual; 

 apps.fnd_global.APPS_INITIALIZE
                  (user_id         => 1783,
                   resp_id         => 50249,
                   resp_appl_id    => 101