WebJun 23, 2024 · System.Threading.Thread t = new System.Threading.Thread(()=> {// do really hard work and then... listView1.Items.Add(lots of items); lots more UI work}); … WebC# 从DLL中的线程写入文本框 我有一个C窗口窗体应用程序和一个C++ DLL。,c#,multithreading,dll,controls,C#,Multithreading,Dll,Controls. ... Cross-thread operation not valid: Control 'tb1' accessed from a thread other than the thread it was created on.

BackgroundWorker, Cross-thread operation not valid

WebJan 5, 2012 · Here's my code: private void bgWorker1_RunWorkerCompleted (object sender, System.ComponentModel.RunWorkerCompletedEventArgs e) { try { Close (); // Close the application } catch (Exception ex) { eventLog1.WriteEntry ("Exception in bgWorker_RunWorkerCompleted (): " + ex.Message, EventLogEntryType.Error); } } WebAug 4, 2024 · c# - Cross-thread operation not valid: Control 'progressBar1' accessed from a thread other than the thread it was created on ... "Cross-thread operation not valid: … michigan city beauty supply

c# - Cross-thread operation not valid: Control accessed from a thread …

WebJul 13, 2012 · Thread thread = new Thread ( () => CheckSoftwares (PC_range.Text, mailID_range.Text, _count)); thread.Start (); private void CheckSoftwares (string _pcNumber, string _mail_id, int i) { ConnectionOptions conOp = null; ManagementScope scope = null; ManagementObjectSearcher collection = null; StringBuilder RM_Softwares … WebAug 4, 2024 · c# - Cross-thread operation not valid: Control 'progressBar1' accessed from a thread other than the thread it was created on ... "Cross-thread operation not valid: Control 'progressBar1' accessed from a thread other than the thread it was created on." This is my code: private void buttonStart_Click(object sender, ... WebDec 19, 2012 · Visual C# https: //social.msdn ... This works, but when I try to update a textbox on the form with the serial port data I get a "Cross-thread operation not valid: … michigan city bike stop