diff --git a/GPT_SoVITS/TTS_infer_pack/TTS.py b/GPT_SoVITS/TTS_infer_pack/TTS.py
index 57d72a4..df9f104 100644
--- a/GPT_SoVITS/TTS_infer_pack/TTS.py
+++ b/GPT_SoVITS/TTS_infer_pack/TTS.py
@@ -116,7 +116,8 @@ class DictToAttrRecursive(dict):
             raise AttributeError(f"Attribute {item} not found")
 
 
-
+class NO_PROMPT_ERROR(Exception):
+    pass
 
 
 # configs/tts_infer.yaml
@@ -431,12 +432,12 @@ class TTS:
         hps = dict_s2["config"]
 
         hps["model"]["semantic_frame_rate"] = "25hz"
-        # if 'enc_p.text_embedding.weight'not in dict_s2['weight']:
-        #     hps["model"]["version"] = "v2"#v3model,v2sybomls
-        # elif dict_s2['weight']['enc_p.text_embedding.weight'].shape[0] == 322:
-        #     hps["model"]["version"] = "v1"
-        # else:
-        #     hps["model"]["version"] = "v2"
+        if 'enc_p.text_embedding.weight'not in dict_s2['weight']:
+            hps["model"]["version"] = "v2"#v3model,v2sybomls
+        elif dict_s2['weight']['enc_p.text_embedding.weight'].shape[0] == 322:
+            hps["model"]["version"] = "v1"
+        else:
+            hps["model"]["version"] = "v2"
         # version = hps["model"]["version"]
 
         self.configs.filter_length = hps["data"]["filter_length"]
@@ -451,7 +452,8 @@ class TTS:
 
         self.configs.update_version(model_version)
 
-
+        # print(f"model_version:{model_version}")
+        # print(f'hps["model"]["version"]:{hps["model"]["version"]}')
         if model_version!="v3":
             vits_model = SynthesizerTrn(
                 self.configs.filter_length // 2 + 1,
@@ -926,7 +928,7 @@ class TTS:
             assert prompt_lang in self.configs.languages
 
         if no_prompt_text and self.configs.is_v3_synthesizer:
-            raise RuntimeError("prompt_text cannot be empty when using SoVITS_V3")
+            raise NO_PROMPT_ERROR("prompt_text cannot be empty when using SoVITS_V3")
 
         if ref_audio_path in [None, ""] and \
             ((self.prompt_cache["prompt_semantic"] is None) or (self.prompt_cache["refer_spec"] in [None, []])):
@@ -957,13 +959,13 @@ class TTS:
             if (prompt_text[-1] not in splits): prompt_text += "。" if prompt_lang != "en" else "."
             print(i18n("实际输入的参考文本:"), prompt_text)
             if self.prompt_cache["prompt_text"] != prompt_text:
-                self.prompt_cache["prompt_text"] = prompt_text
-                self.prompt_cache["prompt_lang"] = prompt_lang
                 phones, bert_features, norm_text = \
                     self.text_preprocessor.segment_and_extract_feature_for_text(
                                                                         prompt_text,
                                                                         prompt_lang,
                                                                         self.configs.version)
+                self.prompt_cache["prompt_text"] = prompt_text
+                self.prompt_cache["prompt_lang"] = prompt_lang
                 self.prompt_cache["phones"] = phones
                 self.prompt_cache["bert_features"] = bert_features
                 self.prompt_cache["norm_text"] = norm_text
diff --git a/GPT_SoVITS/configs/tts_infer.yaml b/GPT_SoVITS/configs/tts_infer.yaml
index 578a794..34878ae 100644
--- a/GPT_SoVITS/configs/tts_infer.yaml
+++ b/GPT_SoVITS/configs/tts_infer.yaml
@@ -3,9 +3,9 @@ custom:
   cnhuhbert_base_path: GPT_SoVITS/pretrained_models/chinese-hubert-base
   device: cuda
   is_half: true
-  t2s_weights_path: GPT_SoVITS/pretrained_models/s1v3.ckpt
-  version: v3
-  vits_weights_path: GPT_SoVITS/pretrained_models/s2Gv3.pth
+  t2s_weights_path: GPT_SoVITS/pretrained_models/s1bert25hz-2kh-longer-epoch=68e-step=50232.ckpt
+  version: v2
+  vits_weights_path: GPT_SoVITS/pretrained_models/gsv-v2final-pretrained/s2G2333k.pth
 v1:
   bert_base_path: GPT_SoVITS/pretrained_models/chinese-roberta-wwm-ext-large
   cnhuhbert_base_path: GPT_SoVITS/pretrained_models/chinese-hubert-base
diff --git a/GPT_SoVITS/inference_webui_fast.py b/GPT_SoVITS/inference_webui_fast.py
index 703df7e..0578bab 100644
--- a/GPT_SoVITS/inference_webui_fast.py
+++ b/GPT_SoVITS/inference_webui_fast.py
@@ -44,7 +44,7 @@ bert_path = os.environ.get("bert_path", None)
 version=os.environ.get("version","v2")
 
 import gradio as gr
-from TTS_infer_pack.TTS import TTS, TTS_Config
+from TTS_infer_pack.TTS import TTS, TTS_Config, NO_PROMPT_ERROR
 from TTS_infer_pack.text_segmentation_method import get_method
 from tools.i18n.i18n import I18nAuto, scan_language_list
 
@@ -153,8 +153,11 @@ def inference(text, text_lang,
         "sample_steps": int(sample_steps),
         "super_sampling": super_sampling,
     }
-    for item in tts_pipeline.run(inputs):
-        yield item, actual_seed
+    try:
+        for item in tts_pipeline.run(inputs):
+            yield item, actual_seed
+    except NO_PROMPT_ERROR:
+        gr.Warning(i18n('V3不支持无参考文本模式，请填写参考文本！'))
 
 def custom_sort_key(s):
     # 使用正则表达式提取字符串中的数字部分和非数字部分