ME2M Transaction Launcher's Execute Button is returning to previous screen

Hi Experts

ME2M Transaction Launcher's Execute Button is returning to previous screen on entering not suitable data entry and pressing Execute button .

in detail, ECC Transaction(ME2M) has been created as Transaction launcher on WEB UI Navigation. On entering suitable data entry and pressing Execute button generates the result well. But on entering not suitable data entry and pressing Execute button returning previous screen in UI , instead of staying on same screen.

can any body ahve faced this issue. Please get me pointer solve this.

Thanks

Shaik