Fix A LOT of type problems, logic flaws, uninitialized variables etc.

Most of them were found by phpstorm, so I put in some time and
went through the list, fixing quite a bunch of them.

1 files changed, 1 insertions, 1 deletions

diff --git a/index.php b/index.php
index 4b1302a6..3322d150 100644
--- a/index.php
+++ b/index.php
@@ -172,7 +172,7 @@ if (defined('CONFIG_DEBUG') && CONFIG_DEBUG) {
 		 * Map an error code into an Error word.
 		 *
 		 * @param int $code Error code to map
-		 * @return array Array of error word.
+		 * @return string Readable error type
 		 */
 		function mapErrorCode($code)
 		{