John and Peter are working for the same project and handling the same environment called TEST. John receives a request to apply a big patch on the TEST environment. He stops all services and starts applying this patch. At the time when d-portion of the patch is going on, Peter gets a request to recompile all forms of the GL schema. Peter is not aware that John is applying the patch, so he starts adadmin in the other session. What will happen in this case?