Undefined array index error (E_ALL compliance)

Along with other required array indexes, the following should be added:

diff -u -r1.6 enabled_modules.module
--- enabled_modules.module      28 Jun 2010 22:43:37 -0000      1.6
+++ enabled_modules.module      10 Dec 2010 20:50:27 -0000
@@ -199,6 +199,9 @@
     if (!isset($info['package'])) {
       $info['package'] = '';
     }
+    if (!isset($info['version'])) {
+      $info['version'] = '';
+    }
     if (!isset($info['project'])) {
       $info['project'] = '';
     }