System.InvalidOperationException:'ExecuteReader:CommandText属性尚未初始化'

时间:2019-12-15 21:58:52

标签: sql-server vb.net dataset

所以我多次遇到此错误。错误来自以下代码行:

import json
data = open("Toys_and_Games_5.json", "r")
file = data.read().decode('utf-8')
reviews = json.loads(file)

通过此代码:

Me.TableAdapterManager.UpdateAll(ComponentsDataSet)

每次我尝试运行该程序时,都会出现此错误。这是该错误的图片,我的代码等:

componentsTableAdapter properties

Database properties

DataSet picture

Form1 picture

Code picture

Error in code picture

0 个答案:

没有答案