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-rw-r--r--modules/simpletest/simpletest.test2
1 files changed, 1 insertions, 1 deletions
diff --git a/modules/simpletest/simpletest.test b/modules/simpletest/simpletest.test
index 45d2d15b4..a26dce0d4 100644
--- a/modules/simpletest/simpletest.test
+++ b/modules/simpletest/simpletest.test
@@ -260,7 +260,7 @@ class SimpleTestFunctionalTest extends DrupalWebTestCase {
* @return The test is being run from inside a CURL request.
*/
function inCURL() {
- return preg_match("/^simpletest\d+/", $_SERVER['HTTP_USER_AGENT']);
+ return isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/^simpletest\d+/", $_SERVER['HTTP_USER_AGENT']);
}
}