-

diff --git a/src/bp-core/bp-core-template.php b/src/bp-core/bp-core-template.php
index 21825050f..6b558fe04 100644
--- a/src/bp-core/bp-core-template.php
+++ b/src/bp-core/bp-core-template.php
@@ -1017,7 +1017,7 @@ function bp_create_excerpt( $text, $length = 225, $options = array() ) {
 			$is_word_boundary = ' ' === $truncate[ $pos ];
 			if ( ! $is_word_boundary && isset( $truncate_tags[ $pos - 1 ] ) ) {
 				$preceding_tag    = $truncate_tags[ $pos - 1 ];
-				if ( ' ' === $truncate[ $preceding_tag['start'] - 1 ] ) {
+				if ( isset( $truncate[ $preceding_tag['start'] - 1 ] ) && ' ' === $truncate[ $preceding_tag['start'] - 1 ] ) {
 					$is_word_boundary = true;
 					break;
 				}