获取[未知进程名称] CGAffineTransformInvert:单个矩阵。尝试重新加载swipeMenuView时出错

问题描述 投票:0回答:1

起初我点击服务来获取数据。获取数据后,我设置了swipeMenuView(这是swipeAction b / w VC的第3方库),第一次,它可以正常工作,但是当我再次从dropDown选择Year之后,我点击了服务以获取新数据并重新加载swipeMenuView。控制台中的屏幕上没有任何内容重新加载。我正在获取此[未知进程名称] CGAffineTransformInvert:奇异矩阵错误我在Internet和stackoverflow中对其进行了搜索,但没有得到正确的答案。因此,任何人都可以使我摆脱这个问题。请参考下面的代码,让我知道出了什么问题。预先感谢。

网络通话以获取数据

    func getData(finYearID : Int = 3)
{
    guard Reachability.isConnectedToNetwork() else {DispatchQueue.main.async {self.showAlert(message: NoInternet)};return}
    DispatchQueue.main.async {
        self.showLoading(text: loading)
    }

    DispatchQueue.global(qos: .userInteractive).async {

        OfficerNetworkCalls.shared.getFinancialYears()
            {[weak self](financialYears) in
                self?.finYears = financialYears.finYears
                //update ui for financial Year Button
                OfficerNetworkCalls.shared.getDistrictWiseData(finYearID: String(finYearID))
                    {[weak self] (districtData) in
                        self?.AllDistrictVC.districtData = districtData
                        //update ui for districts in dashboard
                        OfficerNetworkCalls.shared.getAgeWiseChartData(finYearID: String(finYearID))
                            {[weak self](ageWiseData) in
                                self?.AllGenderVC.ageData = ageWiseData
                                //update ui for ageWiseChart in dashboard
                                OfficerNetworkCalls.shared.getGenderWiseChartData(finYearID: String(finYearID))
                                    {[weak self](genderchartData) in
                                        //update ui for gender chart in dashboard
                                        self?.AllGenderVC.genderData = genderchartData
                                        OfficerNetworkCalls.shared.getBloodGroupWiseChartData(finYearID: String(finYearID))
                                            {[weak self](bloodGroupData) in
                                                //update ui for blood Group data in dashboard
                                                self?.AllBloodGroupVC.bloodGroupData = bloodGroupData
                                                OfficerNetworkCalls.shared.getGovtPvtWiseChartData(finYearID: String(finYearID))
                                                    {[weak self](gvtpvtdata) in
                                                        //update ui for govtPvt chart in dashboard

                                                        DispatchQueue.main.async {
                                                            self?.AllGovtPvtVC.govtPvtData = gvtpvtdata
                                                            //self?.removeChildVCs()
                                                            if self?.isSwipeAdded == true
                                                            {
                                                                self?.swipemenuView.reloadData()
                                                            }
                                                            else{
                                                                self?.swipeMenuSetup()
                                                           }
                                                            self?.hideLoading()
                                                        }
                                                }//End of gvtPvtSerivce Call

                                        }//End of bloodGroupDataService Call

                                }//End of GenderWiseSerice Call

                        }//End of AgeWiseSerice Call


                }//End of DistrictWiseSerice Call

        }//End of FinancialYearSerice Call


    }//End of Background thread black
}

我打多个服务是否正确?

选择按钮操作

@IBAction func selectYearButtonAction(_ sender: UIButton) {
    print("select button action")
    let dropdown = DropDown()//DropDown is 3rd party library for dropdown action
    dropdown.dataSource = finYears.map{$0.finYear}
    dropdown.anchorView = sender
    dropdown.show()
    dropdown.selectionAction = {[unowned self](index : Int , item : String) in
            sender.setTitle(item, for: .normal)
        print(self.finYears[index])
         //hitting service to get newData based on finYear
        self.getData(finYearID: self.finYears[index].finYearID)
            dropdown.hide()

    }
}

SwipeMenuSetup方法

func swipeMenuSetup()
{
    isSwipeAdded = true
    swipemenuView.delegate = self
    swipemenuView.dataSource = self
    options.tabView.style = .segmented
    options.tabView.margin                          = 0.0
    options.tabView.additionView.underline.height = 2.0
    options.tabView.additionView.backgroundColor    = UIColor(named: ThemeConstant.bgColor.getTheme())!
    options.tabView.backgroundColor                 = UIColor.white
    options.tabView.itemView.textColor              = UIColor.darkGray
    options.tabView.itemView.selectedTextColor      = UIColor.black
    options.tabView.itemView.font = UIFont.systemFont(ofSize: CGFloat(12.0))
    options.tabView.height = 40
    options.tabView.isSafeAreaEnabled = false
    swipemenuView.reloadData(options: options)


}
ios swift
1个回答
0
投票

最后我找到了问题。问题出在Charts(图表的第三方库)上,我正在使用图表来显示数据。当我们收到空数据数组时,出现此错误,但我不知道为什么收到此错误

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