Adding a null check.

nethip · nethip · commit 13d3ef624187 · 2018-12-14T12:46:41.000+05:30
diff --git a/index.html b/index.html
@@ -465,7 +465,7 @@ <h5 data-i18n="footer.in-touch.header">Keep in Touch</h5>
             // Probe previous entry to see if the update is a dot update,
             // in which case combine both the entries.
             var prevBuild = data[0][1];
-            if (prevBuild.versionString && prevBuild.versionString === buildName) {
+            if (prevBuild && prevBuild.versionString && prevBuild.versionString === buildName) {
                 build.newFeatures = build.newFeatures.concat(prevBuild.newFeatures);
             }
 

Original file line number	Diff line number	Diff line change
`@@ -465,7 +465,7 @@ <h5 data-i18n="footer.in-touch.header">Keep in Touch</h5>`
`465`	`465`	`// Probe previous entry to see if the update is a dot update,`
`466`	`466`	`// in which case combine both the entries.`
`467`	`467`	`var prevBuild = data[0][1];`
`468`		`- if (prevBuild.versionString && prevBuild.versionString === buildName) {`
	`468`	`+ if (prevBuild && prevBuild.versionString && prevBuild.versionString === buildName) {`
`469`	`469`	`build.newFeatures = build.newFeatures.concat(prevBuild.newFeatures);`
`470`	`470`	`}`
`471`	`471`