The argument type 'Image' can't be assigned to the parameter type 'ImageProvider<Object>'

Change image decoration to :

decoration: BoxDecoration(
      image: DecorationImage(image: NetworkImage("urlImage"),
      fit: BoxFit.cover)
    ),

Full code :

Expanded(
                                            child: Align(
                                              alignment: Alignment.center,
                                              child: Container(
                                                height: 45, //height, //155,
                                                width: 45, //width, //155,
                                                decoration: BoxDecoration(
                                                  color:
                                                      const Color(0xff7c94b6),
                                                  image: DecorationImage(
                                                    image: NetworkImage(state
                                                        .offerConfirm
                                                        .ownImage[index])
                                                    fit: BoxFit.cover,
                                                  ),
                                                  borderRadius:
                                                      BorderRadius.circular(12),
                                                ),
                                              ),
                                            ),
                                            flex: 3,
                                          ),