diff --git a/openair1/SCHED_NR/phy_frame_config_nr.c b/openair1/SCHED_NR/phy_frame_config_nr.c
index 738030c903..8abbaab5c6 100644
--- a/openair1/SCHED_NR/phy_frame_config_nr.c
+++ b/openair1/SCHED_NR/phy_frame_config_nr.c
@@ -90,8 +90,8 @@ int set_tdd_config_nr( nfapi_nr_config_request_scf_t *cfg,
 
   int nb_slots_per_period = ((1<<mu) * LTE_NUMBER_OF_SUBFRAMES_PER_FRAME)/nb_periods_per_frame;
   AssertFatal(nb_slots_per_period == (nrofDownlinkSlots + nrofUplinkSlots + 1),
-	      "set_tdd_configuration_nr: given period is inconsistent with current tdd configuration, nrofDownlinkSlots %d, nrofUplinkSlots %d, nb_slots_per_period %d \n",
-	      nrofDownlinkSlots,nrofUplinkSlots,nb_slots_per_period);
+	      "set_tdd_configuration_nr: given period is inconsistent with current tdd configuration, nrofDownlinkSlots %d, nrofUplinkSlots %d, nb_slots_per_period %d (tdd_period %d,mu %d) \n",
+	      nrofDownlinkSlots,nrofUplinkSlots,nb_slots_per_period,cfg->tdd_table.tdd_period.value,mu); 
   AssertFatal(nrofDownlinkSymbols + nrofUplinkSymbols < 14,"illegal symbol configuration DL %d, UL %d\n",nrofDownlinkSymbols,nrofUplinkSymbols);
   
   cfg->tdd_table.max_tdd_periodicity_list = (nfapi_nr_max_tdd_periodicity_t *) malloc(nb_slots_to_set*sizeof(nfapi_nr_max_tdd_periodicity_t));
diff --git a/openair1/SIMULATION/NR_PHY/dlsim.c b/openair1/SIMULATION/NR_PHY/dlsim.c
index 3e04e3e5af..4e29f83e14 100644
--- a/openair1/SIMULATION/NR_PHY/dlsim.c
+++ b/openair1/SIMULATION/NR_PHY/dlsim.c
@@ -61,7 +61,7 @@
 #include "openair1/SIMULATION/RF/rf.h"
 #include "openair1/SIMULATION/TOOLS/sim.h"
 #include "openair1/SIMULATION/NR_PHY/nr_unitary_defs.h"
-#include "openair1/SIMULATION/NR_PHY/nr_dummy_functions.c"
+//#include "openair1/SIMULATION/NR_PHY/nr_dummy_functions.c"
 
 #include "NR_RRCReconfiguration.h"
 
@@ -75,6 +75,10 @@ double cpuf;
 int sf_ahead=4;
 
 // dummy functions
+int dummy_nr_ue_ul_indication(nr_uplink_indication_t *ul_info)              { return(0);  }
+
+void pdcp_run (const protocol_ctxt_t *const  ctxt_pP) { return;}
+
 int nfapi_mode=0;
 
 
@@ -470,7 +474,6 @@ int main(int argc, char **argv)
   if (snr1set==0)
     snr1 = snr0+10;
 
-  printf("Initializing gNodeB for mu %d, N_RB_DL %d\n",mu,N_RB_DL);
 
   RC.gNB = (PHY_VARS_gNB**) malloc(sizeof(PHY_VARS_gNB *));
   RC.gNB[0] = (PHY_VARS_gNB*) malloc(sizeof(PHY_VARS_gNB ));
@@ -487,7 +490,7 @@ int main(int argc, char **argv)
   mac_top_init_gNB();
   gNB_mac = RC.nrmac[0];
   gNB_RRC_INST rrc;
-
+  memset((void*)&rrc,0,sizeof(rrc));
   // read in SCGroupConfig
   FILE *scg_fd = fopen("reconfig.hex","r");
   AssertFatal(scg_fd != NULL,"no reconfig.hex file\n");
@@ -495,6 +498,7 @@ int main(int argc, char **argv)
   int msg_len=fread(buffer,1,1024,scg_fd);
   NR_RRCReconfiguration_t *NR_RRCReconfiguration;
 
+  printf("Decoding NR_RRCReconfiguration (%d bytes)\n",msg_len);
   asn_dec_rval_t dec_rval = uper_decode_complete( NULL,
 						  &asn_DEF_NR_RRCReconfiguration,
 						  (void **)&NR_RRCReconfiguration,
@@ -509,6 +513,8 @@ int main(int argc, char **argv)
   }      
   fclose(scg_fd);
 
+  AssertFatal(NR_RRCReconfiguration->criticalExtensions.present == NR_RRCReconfiguration__criticalExtensions_PR_rrcReconfiguration,"wrong NR_RRCReconfiguration->criticalExstions.present type\n");
+
   NR_RRCReconfiguration_IEs_t *reconfig_ies = NR_RRCReconfiguration->criticalExtensions.choice.rrcReconfiguration;
   NR_CellGroupConfig_t *secondaryCellGroup;
   dec_rval = uper_decode_complete( NULL,
@@ -527,7 +533,10 @@ int main(int argc, char **argv)
   NR_ServingCellConfigCommon_t *scc = secondaryCellGroup->spCellConfig->reconfigurationWithSync->spCellConfigCommon;
   
 
-  rrc.carrier.servingcellconfigcommon = scc;
+  rrc.carrier.servingcellconfigcommon = secondaryCellGroup->spCellConfig->reconfigurationWithSync->spCellConfigCommon;
+  printf("%p,%p\n",
+	 secondaryCellGroup->spCellConfig->reconfigurationWithSync->spCellConfigCommon,
+	 rrc.carrier.servingcellconfigcommon);
 
   AssertFatal((gNB->if_inst         = NR_IF_Module_init(0))!=NULL,"Cannot register interface");
   gNB->if_inst->NR_PHY_config_req      = nr_phy_config_request;
diff --git a/openair2/NR_PHY_INTERFACE/NR_IF_Module.c b/openair2/NR_PHY_INTERFACE/NR_IF_Module.c
index 4f2a36500f..329727ba94 100644
--- a/openair2/NR_PHY_INTERFACE/NR_IF_Module.c
+++ b/openair2/NR_PHY_INTERFACE/NR_IF_Module.c
@@ -328,7 +328,7 @@ void NR_UL_indication(NR_UL_IND_t *UL_info) {
 
 NR_IF_Module_t *NR_IF_Module_init(int Mod_id) {
   AssertFatal(Mod_id<MAX_MODULES,"Asking for Module %d > %d\n",Mod_id,MAX_IF_MODULES);
-  LOG_D(PHY,"Installing callbacks for IF_Module - UL_indication\n");
+  LOG_I(PHY,"Installing callbacks for IF_Module - UL_indication\n");
 
   if (if_inst[Mod_id]==NULL) {
     if_inst[Mod_id] = (NR_IF_Module_t*)malloc(sizeof(NR_IF_Module_t));