diff --git a/README.md b/README.md
index f26c9df297..d42968a888 100644
--- a/README.md
+++ b/README.md
@@ -51,6 +51,7 @@
 | AUTH_SECRET_KEY |  验证密码 | 无  | ✅ |  ✅|
 | API_UPLOADER |  支持上传 | 关闭  | ✅ |  x|
 | HIDE_SERVER |  前端ui隐藏服务端|    | ✅ |  x|
+| CUSTOM_MODELS |  自定义可选模型 | 无  | ✅ |  ✅|
 
 ## docker 部署
 **假设**:
diff --git a/api/session.js b/api/session.js
index a8acb10917..74dd1e6ef8 100644
--- a/api/session.js
+++ b/api/session.js
@@ -12,6 +12,7 @@ module.exports = (req, res) => {
             "model": "ChatGPTAPI",
             "amodel": process.env.OPENAI_API_MODEL?? "gpt-3.5-turbo"
             ,isApiGallery:    process.env.MJ_API_GALLERY ? true : false 
+            ,cmodels :  process.env.CUSTOM_MODELS??'' 
         }
     }
     res.writeHead(200).end(
diff --git a/changlog.md b/changlog.md
index 8b9d75f0b3..afe677db91 100644
--- a/changlog.md
+++ b/changlog.md
@@ -1,5 +1,12 @@
 # 功能升级日志
 
+## 2.12.10 
+- 🐞 修复：希望实现左侧绘画功能区固定，不随对话界面上下滚动 #29
+- 🐞 修复：当服务端有错误，ui错误显示为空bug 
+- 🔨 优化：新增 `CUSTOM_MODELS` 环境变量 可自定义可选模型 #32
+ 
+
+
 ## 2.12.9 
 - 🐞 修复：按住回车不放，会一直触发提交刷新页面 #24
 - 🔨 优化：我的画廊 支持来之服务端的数据（适合自建服务器）
diff --git a/package.json b/package.json
index 2bb891d61a..56068fefac 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "chatgpt-web-midjourney-proxy",
-  "version": "2.12.9",
+  "version": "2.12.10",
   "private": false,
   "description": "ChatGPT Web Midjourney Proxy",
   "author": "Dooy <ydlhero@gmail.com>",
diff --git a/service/.env.example b/service/.env.example
index 5f2da5c70f..054a07bc7a 100644
--- a/service/.env.example
+++ b/service/.env.example
@@ -53,3 +53,6 @@ API_UPLOADER=
 
 #HIDE_SERVER 隐藏服务端 1
 HIDE_SERVER=
+
+#自定义模型  CUSTOM_MODELS=-gpt-3.5-turbo-0301,gpt-4.5 不显示 gpt-3.5-turbo-0301 新增加 gpt-4.5
+CUSTOM_MODELS=
\ No newline at end of file
diff --git a/service/src/index.ts b/service/src/index.ts
index d08e66159b..ca34d6a3cf 100644
--- a/service/src/index.ts
+++ b/service/src/index.ts
@@ -74,7 +74,8 @@ router.post('/session', async (req, res) => {
     const isHideServer= isNotEmptyString(  process.env.HIDE_SERVER );
     const amodel=   process.env.OPENAI_API_MODEL?? "gpt-3.5-turbo" ; 
     const isApiGallery=  isNotEmptyString(  process.env.MJ_API_GALLERY );  
-    res.send({ status: 'Success', message: '', data: {isHideServer,isUpload, auth: hasAuth, model: currentModel(),amodel,isApiGallery } })
+    const cmodels =   process.env.CUSTOM_MODELS??'' ;  
+    res.send({ status: 'Success', message: '', data: {isHideServer,isUpload, auth: hasAuth, model: currentModel(),amodel,isApiGallery,cmodels } })
   }
   catch (error) {
     res.send({ status: 'Fail', message: error.message, data: null })
diff --git a/src/api/sse/fetchsse.ts b/src/api/sse/fetchsse.ts
index 96d140046b..6826d03b9e 100644
--- a/src/api/sse/fetchsse.ts
+++ b/src/api/sse/fetchsse.ts
@@ -16,7 +16,12 @@ export async function fetchSSE(
   fetch: types.FetchFn = globalFetch
 ) {
   const { onMessage, onError, ...fetchOptions } = options
-  const res = await fetch(url, fetchOptions)
+  let res ;
+  try{
+     res = await fetch(url, fetchOptions)
+  }catch(e :any ){ 
+    throw {reason: JSON.stringify({message:'fetch error, pleace check url',url ,code:'fetch_error'}) } 
+  }
   if (!res.ok) {
     let reason: string
 
diff --git a/src/views/chat/components/Header/index.vue b/src/views/chat/components/Header/index.vue
index cded3e8a16..51d5afa619 100644
--- a/src/views/chat/components/Header/index.vue
+++ b/src/views/chat/components/Header/index.vue
@@ -86,7 +86,7 @@ const st = ref({isShow:false});
         <div class="flex items-center   justify-center space-x-1 cursor-pointer hover:text-[#4b9e5f]" v-if="homeStore.myData.local!='draw'">
             <template   v-if="gptConfigStore.myData.gpts">
              <SvgIcon icon="ri:apps-fill" /> 
-             <span>{{ gptConfigStore.myData.gpts.name }}</span> 
+             <span class="line-clamp-1 overflow-hidden">{{ gptConfigStore.myData.gpts.name }}</span> 
             </template>
             <template v-else >
             <SvgIcon icon="heroicons:sparkles" /> 
diff --git a/src/views/mj/aiGpt.vue b/src/views/mj/aiGpt.vue
index c0bdfb7253..489417ddb8 100644
--- a/src/views/mj/aiGpt.vue
+++ b/src/views/mj/aiGpt.vue
@@ -137,7 +137,9 @@ watch(()=>homeStore.myData.act, async (n)=>{
         }
         ,onError:(e:any)=>{
             mlog('onError',e)
-            const emsg =   (JSON.stringify(  e.reason? JSON.parse( e.reason ):e,null,2));
+            let  emsg =   (JSON.stringify(  e.reason? JSON.parse( e.reason ):e,null,2));
+            //if(emsg=='{}' ) emsg= JSON.stringify(e );
+
             if(e.message!='canceled' && emsg.indexOf('aborted')==-1 ) textRz.value.push("\n错误:\n```\n"+emsg+"\n```\n");
              goFinish();
         }
diff --git a/src/views/mj/aiModel.vue b/src/views/mj/aiModel.vue
index 1a661e62d2..75c410d3b1 100644
--- a/src/views/mj/aiModel.vue
+++ b/src/views/mj/aiModel.vue
@@ -1,7 +1,8 @@
 <script setup lang="ts">
 import {NSelect, NInput,NSlider, NButton, useMessage} from "naive-ui"
 import { ref ,computed,watch} from "vue";
-import {gptConfigStore} from '@/store'
+import {gptConfigStore, homeStore} from '@/store'
+import { mlog } from "@/api";
 
 const emit = defineEmits(['close']);
 const config = ref({
@@ -24,6 +25,21 @@ const modellist = computed(() => { //
              rz.push({label:o,value:o})
         }
     }
+    //服务端的 CUSTOM_MODELS 设置
+    if( homeStore.myData.session.cmodels ){
+        let delModel:string[] = [];
+        let addModel:string[]=[];
+        homeStore.myData.session.cmodels.split(/[ ,]+/ig).map( (v:string)=>{
+            if(v.indexOf('-')==0){
+                delModel.push(v.substring(1))
+            }else{
+                addModel.push(v);
+            }
+        });
+        mlog('cmodels',delModel,addModel);
+        rz= rz.filter(v=> delModel.indexOf(v.value)==-1 );
+        addModel.map(o=>rz.push({label:o,value:o}) )
+    }
 
     let uniqueArray: { label: string, value: string }[] = Array.from(
         new Map(rz.map(item => [JSON.stringify(item), item]))