Error ITS_SUBSCREEN_NOT_FOUND for Transaction MB1B

Hi Guys,

I created one service and template for transaction MB1B for use at ITS the Screen of program 410 access normally by Html but when i go to next step occurs one error:

Foi processado no sistema o seguinte QE2 texto de erro: Error ITS_SUBSCREEN_NOT_FOUND occured. P1=BLOCK1 P2=zmobile

■ O erro ocorreu no servidor da aplicação pl1wk241_QE2_10 e no processo 0 operacional.

■ O tipo de cancelamento foi: RABAX_STATE

■ A hierarquia de chamada ABAP foi:

SYSTEM-EXIT of program SAPMM07M

But i had been created the screen 421 of program SPMM07M at service Zmobile in Se80.

But the errors still Occurs

Somebody help me ??

Thank you.