fix: add null check when start running project the currentButton is null

3 years ago · 26a11776e4
parent c57919ea2a
commit 26a11776e4
1 changed files with 1 additions and 1 deletions
--- a/javascript/imageviewer.js
+++ b/javascript/imageviewer.js
@ -31,7 +31,7 @@ function updateOnBackgroundChange() {
            }
        })
-        if (modalImage.src != currentButton.children[0].src) {
+        if (currentButton?.children?.length > 0 && modalImage.src != currentButton.children[0].src) {
            modalImage.src = currentButton.children[0].src;
            if (modalImage.style.display === 'none') {
                modal.style.setProperty('background-image', `url(${modalImage.src})`)