Express update termimnation error

Hi,

while saving change to scheduling agreement Tcode ME32L , I AM GETTING AN ERROR

Express Update was terminated

System ID.... DEV

Client....... 100

User..... SHAKIRM1

Transaction.. ME32L

Update key... 0D5935E423BD4D81825AB77870CCAA02

Generated.... 13.05.2008, 10:29:18

Completed.... 13.05.2008, 10:29:19

Error info... 00 671: ABAP/4 processor: CALL_FUNCTION_PARM_MISSING

I knw this is Basis related problem but if some one has face it please give suggestion to resolve it.

thanks... Shakir