1 files changed, 1 insertions, 0 deletions
diff --git a/sourcecodes/network_layout_evd.php b/sourcecodes/network_layout_evd.php
index 32e1b7bf..b02d4ce5 100644
--- a/sourcecodes/network_layout_evd.php
+++ b/sourcecodes/network_layout_evd.php
@@ -58,6 +58,7 @@ $datamat=array();
 $data_read=array();
  
 $node=trim($str_arrmat[0]);
+$node=is_numeric($node) ? $node : 0;
 
 $width=150;
 $height=150;