diff --git a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/index.tsx b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/index.tsx
index 6ab1644ca1..ffdd166ed2 100644
--- a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/index.tsx
+++ b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/index.tsx
@@ -38,7 +38,7 @@ const LastRun: FC<Props> = ({
   const noLastRun = (error as any)?.status === 404
   const runResult = (canRunLastRun ? lastRunResult : singleRunResult) || {}
 
-  if (isFetching) {
+  if (isFetching && !runResult) {
     return (
       <div className='flex h-0 grow flex-col items-center justify-center'>
         <RiLoader2Line className='size-4 animate-spin text-text-tertiary' />
diff --git a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
index 57ae06c20c..367eac0a0d 100644
--- a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
+++ b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
@@ -99,7 +99,7 @@ const useGetDataForCheckMoreHooks = <T>(nodeType: BlockEnum) => {
   }
 }
 
-type Params<T> = OneStepRunParams<T>
+type Params<T> = Omit<OneStepRunParams<T>, 'isRunAfterSingleRun'>
 const useLastRun = <T>({
   ...oneStepRunParams
 }: Params<T>) => {
@@ -112,6 +112,8 @@ const useLastRun = <T>({
   const {
     getData: getDataForCheckMore,
   } = useGetDataForCheckMoreHooks<T>(blockType)(oneStepRunParams.id, oneStepRunParams.data)
+  const [isRunAfterSingleRun, setIsRunAfterSingleRun] = useState(false)
+
   const {
     id,
     data,
@@ -120,6 +122,7 @@ const useLastRun = <T>({
     ...oneStepRunParams,
     iteratorInputKey: blockType === BlockEnum.Iteration ? `${id}.input_selector` : '',
     moreDataForCheckValid: getDataForCheckMore(),
+    isRunAfterSingleRun,
   })
 
   const {
@@ -180,7 +183,6 @@ const useLastRun = <T>({
   }
 
   const [tabType, setTabType] = useState<TabType>(TabType.settings)
-  const [isRunAfterSingleRun, setIsRunAfterSingleRun] = useState(false)
   const handleRunWithParams = async (data: Record<string, any>) => {
     setIsRunAfterSingleRun(true)
     setTabType(TabType.lastRun)
diff --git a/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts b/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts
index 56a5cfcd73..04adb56ece 100644
--- a/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts
+++ b/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts
@@ -77,6 +77,7 @@ export type Params<T> = {
   moreDataForCheckValid?: any
   iteratorInputKey?: string
   loopInputKey?: string
+  isRunAfterSingleRun: boolean
 }
 
 const varTypeToInputVarType = (type: VarType, {
@@ -109,6 +110,7 @@ const useOneStepRun = <T>({
   moreDataForCheckValid,
   iteratorInputKey,
   loopInputKey,
+  isRunAfterSingleRun,
 }: Params<T>) => {
   const { t } = useTranslation()
   const { getBeforeNodesInSameBranch, getBeforeNodesInSameBranchIncludeParent } = useWorkflow() as any
@@ -170,8 +172,15 @@ const useOneStepRun = <T>({
     invalidateSysVarValues,
     invalidateConversationVarValues,
   } = useInspectVarsCrud()
+  const runningStatus = data._singleRunningStatus || NodeRunningStatus.NotStart
+
   const setRunResult = useCallback(async (data: NodeRunResult | null) => {
-    doSetRunResult(data)
+    const canRunLastRun = !isRunAfterSingleRun || runningStatus === NodeRunningStatus.Succeeded
+    if(!canRunLastRun) {
+      doSetRunResult(data)
+      return
+    }
+
     // run fail may also update the inspect vars when the node set the error default output.
     const vars = await fetchNodeInspectVars(appId!, id)
     const { getNodes } = store.getState()
@@ -183,7 +192,7 @@ const useOneStepRun = <T>({
         invalidateSysVarValues()
       invalidateConversationVarValues() // loop, iteration, variable assigner node can update the conversation variables, but to simple the logic(some nodes may also can update in the future), all nodes refresh.
     }
-  }, [invalidLastRun, appId, id, store, appendNodeInspectVars, isStartNode, invalidateSysVarValues, invalidateConversationVarValues])
+  }, [isRunAfterSingleRun, runningStatus, appId, id, store, appendNodeInspectVars, invalidLastRun, isStartNode, invalidateSysVarValues, invalidateConversationVarValues])
 
   const { handleNodeDataUpdate }: { handleNodeDataUpdate: (data: any) => void } = useNodeDataUpdate()
   const [canShowSingleRun, setCanShowSingleRun] = useState(false)
@@ -239,7 +248,6 @@ const useOneStepRun = <T>({
       },
     })
   }
-  const runningStatus = data._singleRunningStatus || NodeRunningStatus.NotStart
   const isCompleted = runningStatus === NodeRunningStatus.Succeeded || runningStatus === NodeRunningStatus.Failed
 
   const handleRun = async (submitData: Record<string, any>) => {
diff --git a/web/app/components/workflow/nodes/loop/panel.tsx b/web/app/components/workflow/nodes/loop/panel.tsx
index 757ba6b51d..d3f06482c2 100644
--- a/web/app/components/workflow/nodes/loop/panel.tsx
+++ b/web/app/components/workflow/nodes/loop/panel.tsx
@@ -1,5 +1,5 @@
 import type { FC } from 'react'
-import React, { useMemo } from 'react'
+import React from 'react'
 import { useTranslation } from 'react-i18next'
 import { RiAddLine } from '@remixicon/react'
 import Split from '../_base/components/split'
@@ -10,9 +10,7 @@ import ConditionWrap from './components/condition-wrap'
 import LoopVariable from './components/loop-variables'
 import type { NodePanelProps } from '@/app/components/workflow/types'
 import Field from '@/app/components/workflow/nodes/_base/components/field'
-import formatTracing from '@/app/components/workflow/run/utils/format-log'
 
-import { useLogs } from '@/app/components/workflow/run/hooks'
 import { LOOP_NODE_MAX_COUNT } from '@/config'
 
 const i18nPrefix = 'workflow.nodes.loop'
@@ -28,8 +26,6 @@ const Panel: FC<NodePanelProps<LoopNodeType>> = ({
     inputs,
     childrenNodeVars,
     loopChildrenNodes,
-    runResult,
-    loopRunResult,
     handleAddCondition,
     handleUpdateCondition,
     handleRemoveCondition,
@@ -44,23 +40,6 @@ const Panel: FC<NodePanelProps<LoopNodeType>> = ({
     handleUpdateLoopVariable,
   } = useConfig(id, data)
 
-  const nodeInfo = useMemo(() => {
-    const formattedNodeInfo = formatTracing(loopRunResult, t)[0]
-
-    if (runResult && formattedNodeInfo) {
-      return {
-        ...formattedNodeInfo,
-        execution_metadata: {
-          ...runResult.execution_metadata,
-          ...formattedNodeInfo.execution_metadata,
-        },
-      }
-    }
-
-    return formattedNodeInfo
-  }, [runResult, loopRunResult, t])
-  const logsParams = useLogs()
-
   return (
     <div className='mt-2'>
       <div>
diff --git a/web/app/components/workflow/nodes/loop/use-config.ts b/web/app/components/workflow/nodes/loop/use-config.ts
index 6858674a47..965fe2b395 100644
--- a/web/app/components/workflow/nodes/loop/use-config.ts
+++ b/web/app/components/workflow/nodes/loop/use-config.ts
@@ -3,7 +3,6 @@ import {
   useRef,
 } from 'react'
 import produce from 'immer'
-import { useBoolean } from 'ahooks'
 import { v4 as uuid4 } from 'uuid'
 import {
   useIsChatMode,
@@ -12,10 +11,9 @@ import {
   useWorkflow,
 } from '../../hooks'
 import { ValueType, VarType } from '../../types'
-import type { ErrorHandleMode, ValueSelector, Var } from '../../types'
+import type { ErrorHandleMode, Var } from '../../types'
 import useNodeCrud from '../_base/hooks/use-node-crud'
-import { getNodeInfoById, getNodeUsedVarPassToServerKey, getNodeUsedVars, isSystemVar, toNodeOutputVars } from '../_base/components/variable/utils'
-import useOneStepRun from '../_base/hooks/use-one-step-run'
+import { toNodeOutputVars } from '../_base/components/variable/utils'
 import { getOperators } from './utils'
 import { LogicalOperator } from './types'
 import type { HandleAddCondition, HandleAddSubVariableCondition, HandleRemoveCondition, HandleToggleConditionLogicalOperator, HandleToggleSubVariableConditionLogicalOperator, HandleUpdateCondition, HandleUpdateSubVariableCondition, LoopNodeType } from './types'
@@ -47,137 +45,12 @@ const useConfig = (id: string, payload: LoopNodeType) => {
   const canChooseVarNodes = [...beforeNodes, ...loopChildrenNodes]
   const childrenNodeVars = toNodeOutputVars(loopChildrenNodes, isChatMode, undefined, [], conversationVariables)
 
-  // single run
-  const loopInputKey = `${id}.input_selector`
-  const {
-    showSingleRun,
-    hideSingleRun,
-    toVarInputs,
-    handleRun: doHandleRun,
-    runInputData,
-    setRunInputData,
-    runResult,
-    loopRunResult,
-  } = useOneStepRun<LoopNodeType>({
-    id,
-    data: inputs,
-    loopInputKey,
-    defaultRunInputData: {
-      [loopInputKey]: [''],
-    },
-  })
-
-  const [isShowLoopDetail, {
-    setTrue: doShowLoopDetail,
-    setFalse: doHideLoopDetail,
-  }] = useBoolean(false)
-
-  const hideLoopDetail = useCallback(() => {
-    hideSingleRun()
-    doHideLoopDetail()
-  }, [doHideLoopDetail, hideSingleRun])
-
-  const showLoopDetail = useCallback(() => {
-    doShowLoopDetail()
-  }, [doShowLoopDetail])
-
-  const backToSingleRun = useCallback(() => {
-    hideLoopDetail()
-    showSingleRun()
-  }, [hideLoopDetail, showSingleRun])
-
   const {
     getIsVarFileAttribute,
   } = useIsVarFileAttribute({
     nodeId: id,
   })
 
-  const { usedOutVars, allVarObject } = (() => {
-    const vars: ValueSelector[] = []
-    const varObjs: Record<string, boolean> = {}
-    const allVarObject: Record<string, {
-      inSingleRunPassedKey: string
-    }> = {}
-    loopChildrenNodes.forEach((node) => {
-      const nodeVars = getNodeUsedVars(node).filter(item => item && item.length > 0)
-      nodeVars.forEach((varSelector) => {
-        if (varSelector[0] === id) { // skip Loop node itself variable: item, index
-          return
-        }
-        const isInLoop = isNodeInLoop(varSelector[0])
-        if (isInLoop) // not pass loop inner variable
-          return
-
-        const varSectorStr = varSelector.join('.')
-        if (!varObjs[varSectorStr]) {
-          varObjs[varSectorStr] = true
-          vars.push(varSelector)
-        }
-        let passToServerKeys = getNodeUsedVarPassToServerKey(node, varSelector)
-        if (typeof passToServerKeys === 'string')
-          passToServerKeys = [passToServerKeys]
-
-        passToServerKeys.forEach((key: string, index: number) => {
-          allVarObject[[varSectorStr, node.id, index].join(DELIMITER)] = {
-            inSingleRunPassedKey: key,
-          }
-        })
-      })
-    })
-    const res = toVarInputs(vars.map((item) => {
-      const varInfo = getNodeInfoById(canChooseVarNodes, item[0])
-      return {
-        label: {
-          nodeType: varInfo?.data.type,
-          nodeName: varInfo?.data.title || canChooseVarNodes[0]?.data.title, // default start node title
-          variable: isSystemVar(item) ? item.join('.') : item[item.length - 1],
-        },
-        variable: `${item.join('.')}`,
-        value_selector: item,
-      }
-    }))
-    return {
-      usedOutVars: res,
-      allVarObject,
-    }
-  })()
-
-  const handleRun = useCallback((data: Record<string, any>) => {
-    const formattedData: Record<string, any> = {}
-    Object.keys(allVarObject).forEach((key) => {
-      const [varSectorStr, nodeId] = key.split(DELIMITER)
-      formattedData[`${nodeId}.${allVarObject[key].inSingleRunPassedKey}`] = data[varSectorStr]
-    })
-    formattedData[loopInputKey] = data[loopInputKey]
-    doHandleRun(formattedData)
-  }, [allVarObject, doHandleRun, loopInputKey])
-
-  const inputVarValues = (() => {
-    const vars: Record<string, any> = {}
-    Object.keys(runInputData)
-      .filter(key => ![loopInputKey].includes(key))
-      .forEach((key) => {
-        vars[key] = runInputData[key]
-      })
-    return vars
-  })()
-
-  const setInputVarValues = useCallback((newPayload: Record<string, any>) => {
-    const newVars = {
-      ...newPayload,
-      [loopInputKey]: runInputData[loopInputKey],
-    }
-    setRunInputData(newVars)
-  }, [loopInputKey, runInputData, setRunInputData])
-
-  const loop = runInputData[loopInputKey]
-  const setLoop = useCallback((newLoop: string[]) => {
-    setRunInputData({
-      ...runInputData,
-      [loopInputKey]: newLoop,
-    })
-  }, [loopInputKey, runInputData, setRunInputData])
-
   const changeErrorResponseMode = useCallback((item: { value: unknown }) => {
     const newInputs = produce(inputs, (draft) => {
       draft.error_handle_mode = item.value as ErrorHandleMode
@@ -339,19 +212,6 @@ const useConfig = (id: string, payload: LoopNodeType) => {
     filterInputVar,
     childrenNodeVars,
     loopChildrenNodes,
-    showSingleRun,
-    isShowLoopDetail,
-    showLoopDetail,
-    hideLoopDetail,
-    backToSingleRun,
-    runResult,
-    inputVarValues,
-    setInputVarValues,
-    usedOutVars,
-    loop,
-    setLoop,
-    loopInputKey,
-    loopRunResult,
     handleAddCondition,
     handleRemoveCondition,
     handleUpdateCondition,