PrismJS
diff --git a/‎plugins/line-numbers/prism-line-numbers.js
+3 b/‎plugins/line-numbers/prism-line-numbers.js
+3
diff --git a/‎plugins/line-numbers/prism-line-numbers.min.js
+1-1 b/‎plugins/line-numbers/prism-line-numbers.min.js
+1-1
@@ -33,6 +33,9 @@
 			}
 
 			var lineNumberRows = element.querySelector('.line-numbers-rows');
+			if (!lineNumberRows) {
+				return;
+			}
 			var lineNumberStart = parseInt(element.getAttribute('data-start'), 10) || 1;
 			var lineNumberEnd = lineNumberStart + (lineNumberRows.children.length - 1);
Original file line number	Diff line number	Diff line change
`@@ -33,6 +33,9 @@`
`33`	`33`	`}`
`34`	`34`
`35`	`35`	`var lineNumberRows = element.querySelector('.line-numbers-rows');`
	`36`	`+ if (!lineNumberRows) {`
	`37`	`+ return;`
	`38`	`+ }`
`36`	`39`	`var lineNumberStart = parseInt(element.getAttribute('data-start'), 10) \|\| 1;`
`37`	`40`	`var lineNumberEnd = lineNumberStart + (lineNumberRows.children.length - 1);`
`38`	`41`