Index: src/bp-core/bp-core-classes.php
===================================================================
--- src/bp-core/bp-core-classes.php
+++ src/bp-core/bp-core-classes.php
@@ -1543,6 +1543,20 @@
 	}
 
 	/**
+	 * Override the parent get_sql() method.
+	 *
+	 * This is done to remove our date column after we've grabbed our SQL statement.
+	 */
+	public function get_sql() {
+		$sql = parent::get_sql();
+
+		// clean up after ourselves
+		remove_filter( 'date_query_valid_columns', array( $this, 'register_date_column' ) );
+
+		return $sql;
+	}
+
+	/**
 	 * Registers our date column with WP Date Query to pass validation.
 	 *
 	 * @param array $retval Current DB columns