swiper the result with grid and slidesPerGroup is wrong

Clear and concise description of the problem

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="utf-8" />
  <title>Swiper demo</title>
  <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1" />
  <!-- Link Swiper's CSS -->
  <link rel="stylesheet" href="https://unpkg.com/swiper/swiper-bundle.min.css" />

  <!-- Demo styles -->
  <style>
    html,
    body {
      position: relative;
      height: 100%;
    }

    body {
      background: #eee;
      font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
      font-size: 14px;
      color: #000;
      margin: 0;
      padding: 0;
    }

    .swiper {
      width: 100%;
      height: 100%;
      margin-left: auto;
      margin-right: auto;
    }

    .swiper-slide {
      text-align: center;
      font-size: 18px;
      background: #fff;
      width: calc((100% - 30px) / 2) !important;

      /* Center slide text vertically */
      display: -webkit-box;
      display: -ms-flexbox;
      display: -webkit-flex;
      display: flex;
      -webkit-box-pack: center;
      -ms-flex-pack: center;
      -webkit-justify-content: center;
      justify-content: center;
      -webkit-box-align: center;
      -ms-flex-align: center;
      -webkit-align-items: center;
      align-items: center;
    }
  </style>
</head>

<body>
  <!-- Swiper -->
  <div class="swiper mySwiper">
    <div class="swiper-wrapper">
      <div class="swiper-slide">Slide 1</div>
      <div class="swiper-slide">Slide 2</div>
      <div class="swiper-slide">Slide 3</div>
      <div class="swiper-slide">Slide 4</div>
      <div class="swiper-slide">Slide 5</div>
      <div class="swiper-slide">Slide 6</div>
      <div class="swiper-slide">Slide 7</div>
      <div class="swiper-slide">Slide 8</div>
      <div class="swiper-slide">Slide 9</div>
    </div>
    <div class="swiper-pagination"></div>
  </div>

  <!-- Swiper JS -->
  <script src="https://unpkg.com/swiper/swiper-bundle.min.js"></script>

  <!-- Initialize Swiper -->
  <script>
    var swiper = new Swiper(".mySwiper", {
      direction: 'verticle',
      slidesPerView: 2,
      slidesPerGroup: 2,
      
      grid: {
        rows: 2,
        fill: 'row',
      },
      // spaceBetween: 30,
      pagination: {
        el: ".swiper-pagination",
        clickable: true,
      },
    });
  </script>
</body>

</html>

Expected result

for 1st page
1 | 2 
3 | 4

for 2nd page
5 | 6
7 | 8

for 3nd page
9

Actual result

for 1st page
1 | 2
5 | 6

for 2nd page
9 | 3
4 | 7

for 3nd page
8

Alternative

No response

Additional context

No response

Validations

[X] Follow our Code of Conduct
[X] Read the docs.
[X] Check that there isn't already an issue that request the same feature to avoid creating a duplicate.

Would you like to open a PR for this feature?

[ ] I'm willing to open a PR

May 25 '22 13:05 qingfengmy

hello, is there any update on this issue? I am also facing the same issue, using vertical direction + grid + slidesPerGroup

Aug 15 '22 13:08 hendra-foo

Issue is closed because of outdated/irrelevant/not actual/needed more information/inactivity.

If this issue is still actual and reproducible for latest version of Swiper, please create new issue and fill the issue template correctly:

Clearly describe the issue including steps to reproduce when it is a bug.
Make sure you fill in the earliest version that you know has the issue.
Provide live link or JSFiddle/Codepen or website with issue

Oct 24 '23 12:10 nolimits4web

the result with grid and slidesPerGroup is wrong

Clear and concise description of the problem

Suggested solution

Alternative

Additional context

Validations

Would you like to open a PR for this feature?