diff --git a/src/ee.c b/src/ee.c
index 6220442..a0375f7 100644
--- a/src/ee.c
+++ b/src/ee.c
@@ -138,13 +138,15 @@ operands(STACK* target_stack, int size)
      */
     double * const _operands = (double*)malloc(size*sizeof(double));
 
-    if ((*target_stack) == NULL)
-        error |= ERR_NS_OPERANDS;
+    //#if ((*target_stack) == NULL)
+    //    error |= ERR_NS_OPERANDS;
 
     double * tPtr   = _operands;
     double * endPtr = _operands + size;
     while ((tPtr < endPtr) && !error)
     {
+        if ((*target_stack) == NULL)
+            error |= ERR_NS_OPERANDS;
         *tPtr = peek((target_stack));
         pop(target_stack);