diff --git a/src/SERVER/DD_GetData.c b/src/SERVER/DD_GetData.c
index 9d7643c..db388a9 100755
--- a/src/SERVER/DD_GetData.c
+++ b/src/SERVER/DD_GetData.c
@@ -588,9 +588,12 @@ int GetAttribute(int ID, char *VarName)
 	 DD_Var[ID]->VarData[il].VarNumber = 0;
       }
       //BRE - 17/09/15 - Free variables !!
-      if((DD_Var[ID]->LastPacketFlag == OK) || DD_Var[ID]->NewFile) // Request been finished or
-                                                                    // System was trying to open new file
+      if(((DD_Var[ID]->LastPacketFlag == OK) || DD_Var[ID]->NewFile) && (DD_Var[ID]->VarData[il].Variables != NULL)) // Request been finished or
+                                                                                                                     // System was trying to open new file
+      {
     	  free(DD_Var[ID]->VarData[il].Variables);
+    	  DD_Var[ID]->VarData[il].Variables = NULL;
+      }
    }
 
    /*============================================================================
--
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