diff --git a/C/c_interface.c b/C/c_interface.c
index e9aadcc57..171539545 100755
--- a/C/c_interface.c
+++ b/C/c_interface.c
@@ -1677,7 +1677,6 @@ YAP_ExecuteOnCut(PredEntry *pe, CPredicate exec_code, struct cut_c_str *top)
     if (pe->PredFlags & CArgsPredFlag) {
       val = execute_cargs_back(pe, exec_code, ctx PASS_REGS);
     } else {
-      fprintf(stderr,"ctx=%p\n",ctx);
       val = ((codev)(args-LCL0,0,ctx));
     }
     /* make sure we clean up the frames left by the user */
@@ -2831,6 +2830,7 @@ YAP_Init(YAP_init_args *yap_init)
   Yap_init_yapor_global_local_memory();
   LOCAL = REMOTE(0);
 #endif /* YAPOR_COPY || YAPOR_COW || YAPOR_SBA */
+  GLOBAL_PrologShouldHandleInterrupts = yap_init->PrologShouldHandleInterrupts;
   Yap_InitSysbits();  /* init signal handling and time, required by later functions */
   GLOBAL_argv = yap_init->Argv;
   GLOBAL_argc = yap_init->Argc;
@@ -2878,7 +2878,6 @@ YAP_Init(YAP_init_args *yap_init)
   } else {
     Heap = yap_init->HeapSize;
   }
-  GLOBAL_PrologShouldHandleInterrupts = yap_init->PrologShouldHandleInterrupts;
   Yap_InitWorkspace(Heap, Stack, Trail, Atts,
 	      yap_init->MaxTableSpaceSize,
 	      yap_init->NumberWorkers,
diff --git a/C/exec.c b/C/exec.c
index e35bbb70e..0a6c60726 100644
--- a/C/exec.c
+++ b/C/exec.c
@@ -961,7 +961,7 @@ exec_absmi(int top USES_REGS)
 	restore_H();
 	/* set stack */
 	ASP = (CELL *)PROTECT_FROZEN_B(B);
-	Yap_StartSlots( PASS_REGS1 );
+	Yap_PopSlots();
 	LOCK(LOCAL_SignalLock);
 	/* forget any signals active, we're reborne */
 	LOCAL_ActiveSignals = 0;
@@ -991,9 +991,9 @@ exec_absmi(int top USES_REGS)
       LOCAL_PrologMode = UserMode;
     }
   } else {
+    Yap_CloseSlots( PASS_REGS1 );
     LOCAL_PrologMode = UserMode;
   }
-  Yap_CloseSlots( PASS_REGS1 );
   YENV = ASP;
   YENV[E_CB] = Unsigned (B);
   out = Yap_absmi(0);