private void btnUnlockUser_Click(object sender, EventArgs e) { try { bool status = userProvider.UnlockUser(txtUsername.Text); if (status) { MessageBox.Show("User unlocked successfully", "Unlock user", MessageBoxButtons.OK, MessageBoxIcon.Information); loadUsers(); } else { MessageBox.Show("Failed to unlock user", "Unlock user", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } } catch (ArgumentException ex) { MessageBox.Show("Failed to unlock user, " + ex.Message, "Unlock user", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } catch (SqlException ex) { MessageBox.Show("Failed to unlock user, " + ex.Message, "Unlock user", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } catch (Exception ex) { MessageBox.Show("Failed to unlock user, " + ex.Message, "Unlock user", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } }