diff --git a/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx b/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx
index 689ab102d8..89c2fa7dd3 100644
--- a/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx
+++ b/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx
@@ -55,6 +55,8 @@ function formatValue(value: string | any, type: InputVarType) {
   if (type === InputVarType.singleFile) {
     if (Array.isArray(value))
       return getProcessedFiles(value)
+    if (!value)
+      return undefined
     return getProcessedFiles([value])[0]
   }
 
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 bdc38620bc..4199266282 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
@@ -4,16 +4,17 @@ import { useCallback, useState } from 'react'
 import { TabType } from '../tab'
 import { useWorkflowStore } from '@/app/components/workflow/store'
 import type { Props as FormProps } from '@/app/components/workflow/nodes/_base/components/before-run-form/form'
+import useStartSingleRunFormParams from '@/app/components/workflow/nodes/start/use-single-run-form-params'
 import useLLMSingleRunFormParams from '@/app/components/workflow/nodes/llm/use-single-run-form-params'
-import useKnowledgeRetrievalSingleRunFormParams from '../../../../knowledge-retrieval/use-single-run-form-params'
-import useCodeSingleRunFormParams from '../../../../code/use-single-run-form-params'
-import useTemplateTransformSingleRunFormParams from '../../../../template-transform/use-single-run-form-params'
-import useQuestionClassifierSingleRunFormParams from '../../../../question-classifier/use-single-run-form-params'
-import useParameterExtractorSingleRunFormParams from '../../../../parameter-extractor/use-single-run-form-params'
-import useHttpRequestSingleRunFormParams from '../../../../http/use-single-run-form-params'
-import useIterationSingleRunFormParams from '../../../../iteration/use-single-run-form-params'
-import useDocExtractorSingleRunFormParams from '../../../../document-extractor/use-single-run-form-params'
-import useLoopSingleRunFormParams from '../../../../loop/use-single-run-form-params'
+import useKnowledgeRetrievalSingleRunFormParams from '@/app/components/workflow/nodes/knowledge-retrieval/use-single-run-form-params'
+import useCodeSingleRunFormParams from '@/app/components/workflow/nodes/code/use-single-run-form-params'
+import useTemplateTransformSingleRunFormParams from '@/app/components/workflow/nodes/template-transform/use-single-run-form-params'
+import useQuestionClassifierSingleRunFormParams from '@/app/components/workflow/nodes/question-classifier/use-single-run-form-params'
+import useParameterExtractorSingleRunFormParams from '@/app/components/workflow/nodes/parameter-extractor/use-single-run-form-params'
+import useHttpRequestSingleRunFormParams from '@/app/components/workflow/nodes/http/use-single-run-form-params'
+import useIterationSingleRunFormParams from '@/app/components/workflow/nodes/iteration/use-single-run-form-params'
+import useDocExtractorSingleRunFormParams from '@/app/components/workflow/nodes/document-extractor/use-single-run-form-params'
+import useLoopSingleRunFormParams from '@/app/components/workflow/nodes/loop/use-single-run-form-params'
 import { BlockEnum } from '@/app/components/workflow/types'
 import {
   useNodesSyncDraft,
@@ -32,12 +33,12 @@ const singleRunFormParamsHooks: Record<BlockEnum, any> = {
   [BlockEnum.Agent]: undefined,
   [BlockEnum.DocExtractor]: useDocExtractorSingleRunFormParams,
   [BlockEnum.Loop]: useLoopSingleRunFormParams,
-  [BlockEnum.Start]: undefined,
+  [BlockEnum.Start]: useStartSingleRunFormParams,
+  [BlockEnum.IfElse]: undefined,
+  [BlockEnum.VariableAggregator]: undefined,
   [BlockEnum.End]: undefined,
   [BlockEnum.Answer]: undefined,
-  [BlockEnum.IfElse]: undefined,
   [BlockEnum.VariableAssigner]: undefined,
-  [BlockEnum.VariableAggregator]: undefined,
   [BlockEnum.ListFilter]: undefined,
   [BlockEnum.IterationStart]: undefined,
   [BlockEnum.Assigner]: undefined,
diff --git a/web/app/components/workflow/nodes/start/use-single-run-form-params.ts b/web/app/components/workflow/nodes/start/use-single-run-form-params.ts
new file mode 100644
index 0000000000..454d8a9923
--- /dev/null
+++ b/web/app/components/workflow/nodes/start/use-single-run-form-params.ts
@@ -0,0 +1,47 @@
+import type { MutableRefObject } from 'react'
+import { useTranslation } from 'react-i18next'
+import type { Props as FormProps } from '@/app/components/workflow/nodes/_base/components/before-run-form/form'
+import type { InputVar, Variable } from '@/app/components/workflow/types'
+import type { StartNodeType } from './types'
+
+type Params = {
+  id: string,
+  payload: StartNodeType,
+  runInputData: Record<string, any>
+  runInputDataRef: MutableRefObject<Record<string, any>>
+  getInputVars: (textList: string[]) => InputVar[]
+  setRunInputData: (data: Record<string, any>) => void
+  toVarInputs: (variables: Variable[]) => InputVar[]
+}
+const useSingleRunFormParams = ({
+  payload,
+  runInputData,
+  setRunInputData,
+}: Params) => {
+  const { t } = useTranslation()
+
+  const forms = (() => {
+    const forms: FormProps[] = []
+    forms.push(
+      {
+        label: t('workflow.nodes.llm.singleRun.variable')!,
+        inputs: payload.variables.map((item: InputVar) => ({
+          label: item.variable,
+          variable: item.variable,
+          type: item.type,
+          required: item.required,
+        })),
+        values: runInputData,
+        onChange: setRunInputData,
+      },
+    )
+
+    return forms
+  })()
+
+  return {
+    forms,
+  }
+}
+
+export default useSingleRunFormParams
diff --git a/web/app/components/workflow/utils/workflow.ts b/web/app/components/workflow/utils/workflow.ts
index 88c31f09b5..f52d88806b 100644
--- a/web/app/components/workflow/utils/workflow.ts
+++ b/web/app/components/workflow/utils/workflow.ts
@@ -32,6 +32,9 @@ export const canRunBySingle = (nodeType: BlockEnum) => {
     || nodeType === BlockEnum.Agent
     || nodeType === BlockEnum.DocExtractor
     || nodeType === BlockEnum.Loop
+    || nodeType === BlockEnum.Start
+    || nodeType === BlockEnum.IfElse
+    || nodeType === BlockEnum.VariableAggregator
 }
 
 type ConnectedSourceOrTargetNodesChange = {