diff --git a/src/resources/assets/languages/message/en.json b/src/resources/assets/languages/message/en.json
index 6a19f22db70b84be89493e90040f504e5420f3b0..c45742c61a814f08dbf8b5a9ed0b8ae1557eb95e 100644
--- a/src/resources/assets/languages/message/en.json
+++ b/src/resources/assets/languages/message/en.json
@@ -95,7 +95,6 @@
     "cannotnodelist": "Failed to obtain node list data!",
     "notsaveflow": "The flow has not been saved yet!",
     "notinitdata": "Initialization failed to obtain data!",
-    "timernodenobacklink": "The timer node cannot be connected to the backlink!",
     "timerhasonelink": "The timer node can only have one line connected!",
     "nodeorphaned": "Node is orphaned",
     "nodenofrontnode": "Node has no front node",
@@ -111,7 +110,9 @@
     "batchjobpolicytip": "Loop through list data to create multiple jobs",
     "jobpolicycolumn": "Loop through list data and merge into an array",
     "eoahasonelink": "Approval nodes can only have one line connected!",
-    "eoanodenobacklink": "Approval nodes can only be rolled back to one node"
+    "eoanodenobacklink": "Approval nodes can only be rolled back to one node",
+    "eoalinkouttip": "At most, the approval node can only be connected by two lines",
+    "nodenobacklink": "Cannot connect fallback line"
   },
   "autoexec": {
     "savedeadlinenolimit": "No setting means unlimited storage period",
diff --git a/src/resources/assets/languages/message/zh.json b/src/resources/assets/languages/message/zh.json
index 46e13dd2803a4bdbc9c22d50015c3eb6213815ad..24d18382e6b4cb6d55ac04dc3231ce9e6c3ebbc0 100644
--- a/src/resources/assets/languages/message/zh.json
+++ b/src/resources/assets/languages/message/zh.json
@@ -95,7 +95,6 @@
     "cannotnodelist": "节点列表数据获取失败！",
     "notsaveflow": "该流程还未保存！",
     "notinitdata": "初始化获取数据失败！",
-    "timernodenobacklink": "定时节点不能连回退线！",
     "timerhasonelink": "定时节点只能有一根线连出！",
     "nodeorphaned": "节点被孤立",
     "nodenofrontnode": "节点没有前置节点",
@@ -111,7 +110,9 @@
     "batchjobpolicytip": "循环遍历列表数据，创建多个作业",
     "jobpolicycolumn": "循环遍历列表数据，合并为数组",
     "eoahasonelink": "审批节点只能有一根线连出！",
-    "eoanodenobacklink": "审批节点只能回退到一个节点"
+    "eoanodenobacklink": "审批节点只能回退到一个节点",
+    "eoalinkouttip": "审批节点至多只有两条线连出",
+    "nodenobacklink": "不能连回退线"
   },
   "autoexec": {
     "savedeadlinenolimit": "不设置代表保存期限不限制",
diff --git a/src/views/pages/process/flow/topoComponent/topo.node.condition.js b/src/views/pages/process/flow/topoComponent/topo.node.condition.js
index 15ba3ebbabda5f59e04ff9576b7d85717a629fdf..cd25de5241bba99b7e3b9eee1eac0007ec1a7df3 100644
--- a/src/views/pages/process/flow/topoComponent/topo.node.condition.js
+++ b/src/views/pages/process/flow/topoComponent/topo.node.condition.js
@@ -18,17 +18,8 @@ import Vue from 'vue';
         const prevNodeList = targetNode.getAllNextNodes('forward');
         const set = new Set(prevNodeList);
         if (set.has(this)) { //如果当前节点已经是目标节点的后置节点，则要用回退线
-          //判断是否有连线
-          const backwardSet = new Set(this.getNextNodes('backward'));
-          if (!backwardSet.has(targetNode) && targetNode.isAllowConnected(this)) {
-            this.canvas.addLink({
-              type: 'backward',
-              source: this.getUuid(), 
-              sAnchor: sourceAnchor,
-              target: targetNode.getUuid(),
-              tAnchor: targetAnchor
-            });
-          }
+          //条件节点不能连回退线
+          ViewUI.Message.warning({ content: $t('message.process.nodenobacklink'), duration: 3, closable: true });
         } else {
           //判断是否有连线
           const forwardSet = new Set(this.getNextNodes('forward'));
diff --git a/src/views/pages/process/flow/topoComponent/topo.node.converge.js b/src/views/pages/process/flow/topoComponent/topo.node.converge.js
index 27f1eccf82d0720d5ae132f1527939a40d200c7a..52b6cf5254ff4bbea3e17d3e76824f7f91740108 100644
--- a/src/views/pages/process/flow/topoComponent/topo.node.converge.js
+++ b/src/views/pages/process/flow/topoComponent/topo.node.converge.js
@@ -1,4 +1,5 @@
-import {$t} from '@/resources/init.js';
+import ViewUI from 'neatlogic-ui/iview/index.js';
+import { $t } from '@/resources/init.js';
 (function(global, factory) {
   factory((global.Converge = global.Converge || {}), global);
 }(window, function(exports, global) {
@@ -18,17 +19,8 @@ import {$t} from '@/resources/init.js';
         const prevNodeList = targetNode.getAllNextNodes('forward');
         const set = new Set(prevNodeList);
         if (set.has(this)) { //如果当前节点已经是目标节点的后置节点，则要用回退线
-          //判断是否有连线
-          const backwardSet = new Set(this.getNextNodes('backward'));
-          if (!backwardSet.has(targetNode) && targetNode.isAllowConnected(this)) {
-            this.canvas.addLink({
-              type: 'backward',
-              source: this.getUuid(), 
-              sAnchor: sourceAnchor,
-              target: targetNode.getUuid(),
-              tAnchor: targetAnchor
-            });
-          }
+          //分流节点不能连回退线
+          ViewUI.Message.warning({ content: $t('message.process.nodenobacklink'), duration: 3, closable: true });
         } else {
           //判断是否有连线
           const forwardSet = new Set(this.getNextNodes('forward'));
diff --git a/src/views/pages/process/flow/topoComponent/topo.node.process.js b/src/views/pages/process/flow/topoComponent/topo.node.process.js
index 4d4f124c731423fa35a78691e17f512929c94d0e..88109422d63f7cb23cb13d30fb40c968c4fcdec0 100644
--- a/src/views/pages/process/flow/topoComponent/topo.node.process.js
+++ b/src/views/pages/process/flow/topoComponent/topo.node.process.js
@@ -14,8 +14,8 @@ import {$t} from '@/resources/init.js';
     isAllowConnected(sourceNode) { 
       const nodeList = this.getNextNodes('forward');
       let find = nodeList.find(item => item.getUuid() == sourceNode.getConfig().uuid);
-      if (this.__config.handler == 'timer' && (find || sourceNode.getType() == 'end')) { //定时节点不能连回退线
-        ViewUI.Message.warning({ content: $t('message.process.timernodenobacklink'), duration: 3, closable: true });
+      if (this.__config.handler == 'timer' && (find || sourceNode.getType() == 'end')) { //回退线不能指向定时节点
+        ViewUI.Message.warning({ content: $t('message.process.nodenobacklink'), duration: 3, closable: true });
         return false;
       }
       return true;
@@ -30,20 +30,16 @@ import {$t} from '@/resources/init.js';
         if (set.has(this)) { //如果当前节点已经是目标节点的后置节点，则要用回退线
           //判断是否有连线
           if (sourceNode.getConfig().handler == 'timer') { //定时节点不能连回退线
-            ViewUI.Message.warning({ content: $t('message.process.timernodenobacklink'), duration: 3, closable: true });
+            ViewUI.Message.warning({ content: $t('message.process.nodenobacklink'), duration: 3, closable: true });
             return false;
           } else if (sourceNode.getConfig().handler == 'eoa') {
-            if (this.getNextNodes('backward') && this.getNextNodes('backward').length > 0) {
-              ViewUI.Message.warning({ content: $t('message.process.eoanodenobacklink'), duration: 3, closable: true });
+            if (this.getNextNodes('backward') && this.getNextNodes('backward').length > 0 || (this.getNextNodes('forward') && this.getNextNodes('forward').length > 1)) {
+              ViewUI.Message.warning({ content: $t('message.process.eoalinkouttip'), duration: 3, closable: true });
               return false;
             }
           }
           const backwardSet = new Set(this.getNextNodes('backward'));
           if (!backwardSet.has(targetNode) && targetNode.isAllowConnected(this)) {
-            if (targetNode.getConfig().handler == 'timer') {
-              ViewUI.Message.warning({ content: $t('message.process.timernodenobacklink'), duration: 3, closable: true });
-              return false;
-            }
             this.canvas.addLink({
               type: 'backward',
               source: this.getUuid(), 
@@ -62,8 +58,10 @@ import {$t} from '@/resources/init.js';
                 ViewUI.Message.warning({ content: $t('message.process.timerhasonelink'), duration: 3, closable: true });
                 return false;
               } else if (sourceNode.getConfig().handler == 'eoa') {
-                ViewUI.Message.warning({ content: $t('message.process.eoahasonelink'), duration: 3, closable: true });
-                return false;
+                if ((this.getNextNodes('forward') && this.getNextNodes('backward').length > 0) || this.getNextNodes('forward').length > 1) {
+                  ViewUI.Message.warning({ content: $t('message.process.eoalinkouttip'), duration: 3, closable: true });
+                  return false;
+                }
               }
             }
             this.canvas.addLink({
diff --git a/src/views/pages/process/flow/topoComponent/topo.node.timer.js b/src/views/pages/process/flow/topoComponent/topo.node.timer.js
index 9061ddbf839287e77fb19a63a4bcf84ebae0c273..8ff1f834f13ef1fdda1a6b1ed2c2e73858c0aea7 100644
--- a/src/views/pages/process/flow/topoComponent/topo.node.timer.js
+++ b/src/views/pages/process/flow/topoComponent/topo.node.timer.js
@@ -15,7 +15,7 @@ import {$t} from '@/resources/init.js';
       const nodeList = this.getNextNodes('forward');
       let find = nodeList.find(item => item.getUuid() == sourceNode.getConfig().uuid);
       if (find || sourceNode.getType() == 'end') { //不能连回退线
-        ViewUI.Message.warning({ content: $t('message.process.timernodenobacklink'), duration: 3, closable: true });
+        ViewUI.Message.warning({ content: $t('message.process.nodenobacklink'), duration: 3, closable: true });
         return false;
       }
       return true;