Merge pull request #12829 from atm-florian/11.0

Fix Warning
2020-01-13 11:39:05 +01:00 · 2020-01-13 11:39:05 +01:00 · ce17f65b08
commit ce17f65b08
parent a7496c16cb e0dfe894f5
1 changed files with 4 additions and 1 deletions
--- a/htdocs/core/class/dolgraph.class.php
+++ b/htdocs/core/class/dolgraph.class.php
@ -899,7 +899,10 @@ class DolGraph
 		}

 		$legends=array();
-		$nblot=count($this->data[0])-1;    // -1 to remove legend
+		$nblot=0;
+		if (is_array($this->data) && is_array($this->data[0])) {
+			$nblot=count($this->data[0])-1;    // -1 to remove legend
+		}
 		if ($nblot < 0) dol_syslog('Bad value for property ->data. Must be set by mydolgraph->SetData before calling mydolgrapgh->draw', LOG_WARNING);
 		$firstlot=0;
 		// Works with line but not with bars