Err MSG :Error generating release against scheduling agreement (cause 2)

Dear SAP Technical staff ：

when I set JIT options,and use JIT to generate JIT sched in ME38 (ME38-EDIT-generate JIT sched) ,it show the error msg bellow:

and as I searched this error and

1.I have checked MMR JIT mark

2.I have checked MN10 ，and create information for LPE2 、LPET、LPH1、LPH2、LPJ1、LPJ2,

3.I have checked OLME-Purchasing-Messagees-Outputcontrol-message-Maintain Message Types for Forecast Delivery Schedule/Expediter

and when I set 'print operation 9' , I could not select the operation 9

and as I have done ,last time I set as this , it's worded ,but this time it shows this error msg

Help ， Help please！