BAPI_MATERIAL_MAINTAINDATA_RT

Hi Experts,

Can you guys give me example how to use BAPI_MATERIAL_MAINTAINDATA_RT

since now i getting this message:

Messages for material 000000000050115639 : log number 0000000000000017

The material is not created in MM03,

and how to know what is the error in the log?

Best regards,

Victor.