rois_placeholder = fluid.layers.data(name='rois_placeholder', shape=[4], lod_level=1, dtype='float32')

pool5 = fluid.layers.roi_pool(input=conv5_3,rois=rois_placeholder,pooled_height=7,pooled_width=7,spatial_scale=16.0)

exe.run的时候报错

EnforceNotMet: Invoke operator roi_pool error.

有人知道怎么解决吗