模型输入问题 input_size_list

请教这个是怎么回事？是 rnn/transpose_1这个op不支持吗？
D import clients finished
I Current TF Model producer version 0 min consumer version 0 bad consumer version []
I short-cut Variable_1ut0 - add:in1 skip Variable_1/read
I short-cut deptwise_filterut0 - separable_conv2d/depthwise:in1 skip deptwise_filter/read
I short-cut Variableut0 - MatMul:in1 skip Variable/read
I short-cut pointwise_filterut0 - separable_conv2d:in1 skip pointwise_filter/read
I short-cut rnn/lstm_cell/biasut0 - rnn/while/lstm_cell/BiasAdd/Enter:in0 skip rnn/lstm_cell/bias/read
I short-cut rnn/lstm_cell/kernelut0 - rnn/while/lstm_cell/MatMul/Enter:in0 skip rnn/lstm_cell/kernel/read
I Have 7 tensors convert to const tensor
2019-10-14 07:07:35.033348: I tensorflow/core/platform/cpu_feature_guard.cc:141] Your CPU supports instructions that this TensorFlow binary was not compiled to use: AVX2 FMA
['rnn/strided_sliceut0', 'rnn/concatut0', 'rnn/TensorArrayUnstack/rangeut0', 'rnn/LSTMCellZeroState/zeros_1ut0', 'rnn/LSTMCellZeroState/zeros:out0', 'rnn/Minimum:out0', 'rnn/concat_2:out0']
I build output layer attach_op_output:out0
I build input layer op_input:out0
D Try match Reshape op_output
I Match reshape [['op_output/shape', 'op_output']] [['Reshape', 'C']] to [['reshape']]
D Try match Add add
I Match rsp_fc_add [['add', 'Reshape/shape', 'Variable_1', 'Reshape', 'Variable', 'MatMul']] [['Add', 'MatMul', 'C', 'Reshape', 'C_1', 'C_2']] to [['fullconnect']]
D Try match Transpose rnn/transpose_1
E Catch exception when loading tensorflow model: ./model.pb!
T Traceback (most recent call last):
T   File "rknn/api/rknn_base.py", line 185, in rknn.api.rknn_base.RKNNBase.load_tensorflow
T   File "rknn/base/RKNNlib/converter/convert_tf.py", line 561, in rknn.base.RKNNlib.converter.convert_tf.convert_tf.match_paragraph_and_param
T   File "rknn/base/RKNNlib/converter/convert_tf.py", line 364, in rknn.base.RKNNlib.converter.convert_tf.convert_tf._tf_try_match_ruler
T   File "rknn/base/RKNNlib/converter/convert_tf.py", line 294, in rknn.base.RKNNlib.converter.convert_tf.convert_tf._tf_match_flow_process
T TypeError: 'NoneType' object is not iterable
Load fast_scnn failed! Ret = -1