diff --git a/core/displayablegraph.class.inc.php b/core/displayablegraph.class.inc.php
index 0d9996bfe..45104dac2 100644
--- a/core/displayablegraph.class.inc.php
+++ b/core/displayablegraph.class.inc.php
@@ -1270,6 +1270,7 @@ class DisplayableGraph extends SimpleGraph
 
 		$oPdf->SetAutoPageBreak(true, $fBreakMargin);
 		$oPdf->SetAlpha(1);
+		$oPdf->SetTextColor(0, 0, 0);
 	}
 	
 	/**
diff --git a/setup/wizardsteps.class.inc.php b/setup/wizardsteps.class.inc.php
index 2301fbbc3..91631d78f 100644
--- a/setup/wizardsteps.class.inc.php
+++ b/setup/wizardsteps.class.inc.php
@@ -77,7 +77,7 @@ class WizStepWelcome extends WizardStep
 EOF
 		);
 		$oPage->add('<h1>'.ITOP_APPLICATION.' Installation Wizard</h1>');
-		$aResults = SetupUtils::CheckPhpAndExtensions($oPage);
+		$aResults = SetupUtils::CheckPhpAndExtensions();
 		$this->bCanMoveForward = true;
 		$aInfo = array();
 		$aWarnings = array();