diff --git a/library/Scores/Finance/Liasse.php b/library/Scores/Finance/Liasse.php
index 8bfbf1dbc..0579ef935 100644
--- a/library/Scores/Finance/Liasse.php
+++ b/library/Scores/Finance/Liasse.php
@@ -103,11 +103,6 @@ class Scores_Finance_Liasse
     		'BK1' => '049',
     	    'BK2' => 'N04',
 
-    		'BL'  => '050',
-    		'BM'  => '052',
-    		'BM1' => '053',
-    	    'BM2' => 'N05',
-
     		'BT'  => '060',
     		'BU'  => '062',
     		'BU1' => '063',
@@ -321,7 +316,7 @@ class Scores_Finance_Liasse
 		$bilanRN=array();
 		foreach ($tabBS2BN as $posteRN => $formule) {
 			if (preg_match('/\+|\-/', $formule)) {
-				$tabTmp=preg_split('/\+|\-/', $formule, -1, PREG_SPLIT_OFFSET_CAPTURE);
+				$tabTmp = preg_split('/\+|\-/', $formule, -1, PREG_SPLIT_OFFSET_CAPTURE);
 				//$bilanRN[$posteRN]=0;
 				$scalc='';
 				foreach ($tabTmp as $i=>$tab) {
@@ -341,38 +336,53 @@ class Scores_Finance_Liasse
 			}
 			else $bilanRN[$posteRN]=$bilanRS[$formule];
 		}
-		if ( $bilanRS['240']<>0 ) {
-			$bilanRN['BL']=$bilanRS['050'];
-			$bilanRN['BM']=$bilanRS['052'];
+		
+	//Variation de stock (matières premières et approvisionnement)
+		if ( is_numeric($bilanRS['240']) && $bilanRS['240'] != 0 ) {
+			$bilanRN['BL'] = $bilanRS['050'];
+			$bilanRN['BM'] = $bilanRS['052'];
+			$bilanRN['BM1'] = $bilanRS['053'];
+			$bilanRN['BM2'] = $bilanRS['N05'];
+			unset($bilanRN['BN']);
+			unset($bilanRN['BO']);
+			unset($bilanRN['BO1']);
+			unset($bilanRN['BO2']);
 		} else {
-			$bilanRN['BN']=$bilanRS['050'];
-			$bilanRN['BO']=$bilanRS['052'];
+			unset($bilanRN['BL']);
+			unset($bilanRN['BM']);
+			unset($bilanRN['BM1']);
+			unset($bilanRN['BM2']);
+			$bilanRN['BN'] = $bilanRS['050'];
+			$bilanRN['BO'] = $bilanRS['052'];
+			$bilanRN['BO1'] = $bilanRS['053'];
+			$bilanRN['BO2'] = $bilanRS['N05'];
 		}
 
-		if ( $bilanRS['070']<>0 || $bilanRS['074']<>0 || $bilanRS['052']<>0 || $bilanRS['062']<>0 ) {
-            $bilanRN['GC']=$bilanRS['256'];
-		} elseif ($bilanRS['070']==0 && $bilanRS['074']==0 && $bilanRS['052']==0 && $bilanRS['062']==0 && $bilanRS['254']<>0 ) {
-            $bilanRN['GD']=$bilanRS['256'];
+		if ( is_numeric($bilanRS['070']) && $bilanRS['070'] != 0
+				|| is_numeric($bilanRS['074']) && $bilanRS['074'] != 0
+				|| is_numeric($bilanRS['052']) && $bilanRS['052'] != 0
+				|| is_numeric($bilanRS['062']) && $bilanRS['062'] != 0 ) {
+            $bilanRN['GC'] = $bilanRS['256'];
+		} elseif ( $bilanRS['070'] == 0
+				&& $bilanRS['074'] == 0
+				&& $bilanRS['052'] == 0
+				&& $bilanRS['062'] == 0
+				&& intval($bilanRS['254']) > 0 ) {
+            $bilanRN['GD'] = $bilanRS['256'];
 		}
 
-		if ( $bilanRS['071']<>0 || $bilanRS['075']<>0 || $bilanRS['053']<>0 || $bilanRS['063']<>0 ) {
-		    $bilanRN['GC1']=$bilanRS['N50'];
-		} elseif ($bilanRS['071']==0 || $bilanRS['075']==0 || $bilanRS['053']==0 || $bilanRS['063']==0 && $bilanRS['N49']<>0 ) {
-		    $bilanRN['GD1']=$bilanRS['N50'];
-		}
-
-		if ( $bilanRS['584']<>0 ) {
-			$bilanRN['HB']=$bilanRS['584'];
-			$bilanRN['HA']=$bilanRS['290']-$bilanRS['584'];
+		if ( is_numeric($bilanRS['584']) && $bilanRS['584'] != 0 ) {
+			$bilanRN['HB'] = $bilanRS['584'];
+			$bilanRN['HA'] = $bilanRS['290'] - $bilanRS['584'];
 		} else {
-            $bilanRN['HA']=$bilanRS['290'];
+            $bilanRN['HA'] = $bilanRS['290'];
 		}
 
-		if ( $bilanRS['582']<>0 ) {
-			$bilanRN['HF']=$bilanRS['582'];
-			$bilanRN['HE']=$bilanRS['582']-$bilanRS['300'];
+		if ( is_numeric($bilanRS['582']) && $bilanRS['582'] != 0 ) {
+			$bilanRN['HF'] = $bilanRS['582'];
+			$bilanRN['HE'] = $bilanRS['582'] - $bilanRS['300'];
 		} else {
-            $bilanRN['HE']=$bilanRS['300'];
+            $bilanRN['HE'] = $bilanRS['300'];
 		}
 
 		return $bilanRN;