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JavaScript - TypeError no capturado: no se pueden leer las propiedades de undefined (leyendo 'estilo')

Obtuve un control deslizante de imagen en un sitio web y en la consola, aparece el siguiente mensaje de error:

TypeError no capturado: no se pueden leer las propiedades de undefined (leyendo 'estilo') en showSlides (Script.js:64) en Script.js:40

showSlides @ Script.js:64, (anónimo) @ Script.js:40

El error no afecta el control deslizante de ninguna manera, pero quiero solucionarlo.

Código JavaScript:

 var slideIndex = 1; showSlides(slideIndex); // Next / Previous controls function plusSlides(n) { showSlides(slideIndex += n); } // Thumbnail image controls function currentSlide(n) { showSlides(slideIndex = n); } function showSlides(n) { var i; var slides = document.getElementsByClassName("sliderImage"); var dots = document.getElementsByClassName("imageSliderDot"); if (n > slides.length) {slideIndex = 1} if (n < 1) {slideIndex = slides.length} for (i = 0; i < slides.length; i++) { slides[i].style.display = "none"; } for (i = 0; i < dots.length; i++) { dots[i].className = dots[i].className.replace(" active", ""); } slides[slideIndex-1].style.display = "block"; dots[slideIndex-1].className += " active"; }
about 4 years ago · Juan Pablo Isaza
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