Faulty integer array parsing

  public int InitLocalTaskData() {
        if (!synchronising) {

            //Try to load it from file, if it is not found reinitialize it as new
            //The pattern is hardcoded, I cannot allow randomness or customisation for this one
            DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-M-D");
            ArrayList< Task> TempTaskDataLoadList = new ArrayList<>(); //temporary add it into this list
            Task TempTask; //use this temporary variable too
            //and those below
            int TempTID = 0;
            int TempTLID = 0;
            ArrayList< Integer> TempAUIDs = new ArrayList< Integer>();
            String TempTT;
            String TempTD;
            boolean TempCV = false; //default value initialization. Meh!!!
            LocalDate TempDOTC;
            int TempTCID = 0;
            LocalDate TempLTCD;
            int TempLTCID = 0;

            SystemLogs.info(LocalDataDirectoryPath + LocalTaskDataFileName);
            ReadFromFile(LocalDataDirectoryPath, LocalTaskDataFileName);

            if ((TempFileContent != null && !TempFileContent.equalsIgnoreCase(""))) {
                String items[] = TempFileContent.split("\n"); //makes an array of lines
                System.out.println(TempFileContent);
                String values[]; //an array of string values from lines, will be initialized later
                for (String item : items) {
                    values = item.split(" ");
                    //temporary values again
                    for (String val : values) {
                        if (values != null && !val.equalsIgnoreCase("")) {
                            TempTID = Integer.parseInt(values[0]);
                            TempTLID = Integer.parseInt(values[1]);
                            String[] InputIDs = values[2].split("|");
                            int finalIDArray[] = new int[InputIDs.length];
                            for (int i = 0; i < InputIDs.length; i++) {
                                finalIDArray[i] = Integer.parseInt(InputIDs[i]);
                            }
                            ArrayList< Integer> finalIDList = new ArrayList<>();
                            for (int i = 0; i < finalIDArray.length; i++) {
                                finalIDList.add(finalIDArray[i]);
                            }
                            TempAUIDs = finalIDList;
                            TempTT = values[3];
                            TempTD = values[4];
                            TempCV = Boolean.getBoolean(values[5]);
                            TempDOTC = LocalDate.parse(values[6],formatter);
                            TempTCID = Integer.parseInt(values[7]);
                            TempLTCD = LocalDate.parse(values[8],formatter);
                            TempLTCID = Integer.parseInt(values[9]);
                            TempTask = new Task(TempTLID, TempAUIDs, TempTT, TempTD, TempTCID, TempLTCID);
                            TempTask.setID(TempTID);
                            TempTask.setisComplete(TempCV);
                            TempTask.setDateOfTaskCreation(TempDOTC);
                            TempTask.setTaskCreatorID(TempTCID);
                            TempTask.setLastTaskChangeDate(TempLTCD);
                            TempTask.setLastTaskCommitterID(TempLTCID);
                            //after all is set add it to the temporary user list
                            TempTaskDataLoadList.add(TempTask);
                        }
                    } //no, it is not Mower, it is Slower
                } //and finally, set the user data to the loaded data list
                TaskData = TempTaskDataLoadList;
                System.out.println("Task Data loaded successfully. \n");
                return 31;
            } else if (TempFileContent != null && TempFileContent.equalsIgnoreCase("")) {
                System.err.println("Error: Task data is empty. Initializing built-in task data intead... \n");
                //Initialize the local user data, requires at least one administrator and one guest account
                TaskData = new ArrayList<>(); //initializes an empty task list
                return 30;
            } else if (TempFileContent == null) {
                System.err.println("Error: Task data cannot be loaded. Initializing built-in task data instead... \n");
                TaskData = new ArrayList<>();
                return 29;
            } else {
                System.err.println("Error: Task data cannot be initialized. Cannot proceed...\n");
                return 28;
            }
        }
        return 0;
    }