code: protected void setError(int newPosition, String error,
        boolean currentExisting) {
      if (!currentExisting) {
        newFullValueList[newPosition] = operations.createVector1(0);
      }
      newErrorNumber[newPosition]++;
      if (newErrorList[newPosition].containsKey(error)) {
        newErrorList[newPosition].put(error,
            newErrorList[newPosition].get(error) + 1);
      } else {
        newErrorList[newPosition].put(error, 1);
      }
    }
docs: Sets the error.
  
  @param newPosition the new position
  @param error the error
  @param currentExisting the current existing