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Added a safe guard in case somehow the createPage does not return a valid page component.

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Nathanael Anderson
2015-08-24 02:08:09 -05:00
parent a81ee1b143
commit 43a954f4a0
1 changed files with 1 additions and 1 deletions
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2
ui/frame/frame-common.ts
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@ -58,7 +58,7 @@ export function resolvePageFromEntry(entry: definition.NavigationEntry): pages.P
trace.write("Calling createPage()", trace.categories.Navigation);
page = moduleExports.createPage();
var cssFileName = fileResolverModule.resolveFileName(moduleNamePath, "css");
if (cssFileName) {
if (cssFileName && page && page.addCssFile) {
page.addCssFile(cssFileName);
}
}