fix: renumber keys of intersected array in function rrd_get_sources

Since commit 95c70c919 [rewrite of type classes] cpu graphs of hosts running
a 2.4 Linux kernel or Solaris were not displayed. Function rrd_get_sources
must return an array with a consecutive index of numbers.

1 files changed, 1 insertions, 1 deletions

diff --git a/type/Default.class.php b/type/Default.class.php
index e3997de..20b2745 100644
--- a/type/Default.class.php
+++ b/type/Default.class.php
@@ -171,7 +171,7 @@ class Type_Default {
                 if (is_array($this->files) && count($this->files)>1) {
                         # and must it be ordered?
                         if (is_array($this->order)) {
-                                $this->tinstances = array_intersect($this->order, $this->tinstances);
+                                $this->tinstances = array_merge(array_intersect($this->order, $this->tinstances));
                         }
                         # use tinstances as sources
                         if(is_array($this->data_sources) && count($this->data_sources)>1) {