AssertionError when fine-tuning CodeT5+ 2B

[latuan1]

I got assertion error while full fine-tuning CodeT5+ 2B:
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/trainer.py", line 2245, in train
return inner_training_loop(
^^^^^^^^^^^^^^^^^^^^
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/trainer.py", line 2627, in _inner_training_loop
self._maybe_log_save_evaluate(
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/trainer.py", line 3103, in _maybe_log_save_evaluate
self._save_checkpoint(model, trial)
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/trainer.py", line 3200, in _save_checkpoint
self.save_model(output_dir, _internal_call=True)
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/trainer.py", line 3902, in save_model
self._save(output_dir)
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/trainer.py", line 4006, in _save
self.model.save_pretrained(
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/modeling_utils.py", line 3337, in save_pretrained
misplaced_generation_parameters = model_to_save.config._get_non_default_generation_parameters()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/root/anaconda3/envs/train-model/lib/python3.11/site-packages/transformers/configuration_utils.py", line 1079, in _get_non_default_generation_parameters
default_config = self.class()
^^^^^^^^^^^^^^^^
File "/root/.cache/huggingface/modules/transformers_modules/Salesforce/codet5p-2b/0083d4d638746e6c9ee3dbd504e6dd68738e3c87/configuration_codet5p.py", line 78, in init
"encoder" in kwargs and "decoder" in kwargs
AssertionError: Config has to be initialized with encoder and decoder config.
How to solve this issue.