--- <unnamed>
+++ <unnamed>
@@ -2089,9 +2089,13 @@
 
         /* Setup FS command to follow SETUP command */
         rfc_CMD_FS_t* pOpFs;
-        RF_Cmd* pOpPend = Q_peek(&cmdQ.pPend)->pOp;
-
-        if ((pOpFirstPend->commandNo == CMD_FS) || (pOpFirstPend->commandNo == CMD_FS_OFF))
+        RF_Cmd* pOpPend = Q_peek(&cmdQ.pPend);
+        RF_Op* pOpFirstPend = NULL;
+
+        if (pOpPend)
+          pOpFirstPend = pOpPend->pOp;
+
+        if (pOpFirstPend && (pOpFirstPend->commandNo == CMD_FS) || (pOpFirstPend->commandNo == CMD_FS_OFF))
         {
             /* First command is FS command so no need to chain an implicit FS command
                Reset nRtc1 */