Index: includes/core/theme-compat.php
===================================================================
--- includes/core/theme-compat.php	(revision 856981)
+++ includes/core/theme-compat.php	(working copy)
@@ -383,7 +383,8 @@
 	$wp_query->is_404     = $dummy['is_404'];
 	$wp_query->is_page    = $dummy['is_page'];
 	$wp_query->is_single  = $dummy['is_single'];
-	$wp_query->is_archive = $dummy['is_archive'];
+    $wp_query->is_singular = $dummy['is_single'];
+	$wp_query->is_archive  = $dummy['is_archive'];
 	$wp_query->is_tax     = $dummy['is_tax'];
 
 	// Clean up the dummy post
@@ -474,7 +475,8 @@
 			'post_title'     => bbp_get_displayed_user_field( 'display_name' ),
 			'post_status'    => bbp_get_public_status_id(),
 			'is_archive'     => false,
-			'comment_status' => 'closed'
+			'comment_status' => 'closed',
+			'is_single'      => true
 		) );
 
 	/** Forums ************************************************************/