diff --git a/configs/datasets/subjective/multiround/mtbench_single_judge_diff_temp.py b/configs/datasets/subjective/multiround/mtbench_single_judge_diff_temp.py
index f5563f20..57ee2750 100644
--- a/configs/datasets/subjective/multiround/mtbench_single_judge_diff_temp.py
+++ b/configs/datasets/subjective/multiround/mtbench_single_judge_diff_temp.py
@@ -26,7 +26,7 @@ for _name in subjective_all_sets:
                 template="""{dialogue}""",
             ),
             retriever=dict(type=ZeroRetriever),
-            inferencer=dict(type=ChatInferencer, max_seq_len=4096, max_out_len=512, temperature=temperature, do_sample=do_sample,infer_mode='every'),
+            inferencer=dict(type=ChatInferencer, max_seq_len=4096, max_out_len=1024, temperature=temperature, do_sample=do_sample,infer_mode='every'),
         )
 
     subjective_eval_cfg = dict(
diff --git a/opencompass/cli/main.py b/opencompass/cli/main.py
index bb47221e..d1539d5c 100644
--- a/opencompass/cli/main.py
+++ b/opencompass/cli/main.py
@@ -1,6 +1,7 @@
 # flake8: noqa
 # yapf: disable
 import argparse
+import copy
 import getpass
 import os
 import os.path as osp
diff --git a/opencompass/summarizers/subjective/alignmentbench.py b/opencompass/summarizers/subjective/alignmentbench.py
index 48fc7111..ce357d89 100644
--- a/opencompass/summarizers/subjective/alignmentbench.py
+++ b/opencompass/summarizers/subjective/alignmentbench.py
@@ -369,6 +369,9 @@ class AlignmentBenchSummarizer:
                 if os.path.isdir(subdir_path):
                     judged_answers, references = get_judgeanswer_and_reference(
                         dataset, subdir_path, self.judge_function)
+                    if len(judged_answers) == 0:
+                        score_by_judgemodel[model] = None
+                        continue
                     if self.judge_type == 'general':
                         get_dimension_results(judged_answers, references, fout,
                                               fout_flag, model)