[Help]How to make EBOOT.BIN execute .SELF?

// sysProcessExitSpawn2("/dev_hdd0/game/IMANAGER4/USRDIR/iris_manager.self", NULL, NULL, NULL, 0, 1001, SYS_PROCESS_SPAWN_STACK_SIZE_1M); //Success
sysProcessExitSpawn2("/dev_hdd0/game/NPJB00XXX/USRDIR/EMAIN.SELF", NULL, NULL, NULL, 0, 1001, SYS_PROCESS_SPAWN_STACK_SIZE_1M); //failed

PSN GAME EBOOT.BIN resign to EMAIN.SELF test failed

Use GT6 EBOOT.BIN execute same EMAIN.SELF Success

How to make eboot？