diff -Naur bacula-9.6.5.old/src/lib/message.c bacula-9.6.5/src/lib/message.c

--- bacula-9.6.5.old/src/lib/message.c	2020-07-24 09:11:40.900118460 +0200

+++ bacula-9.6.5/src/lib/message.c	2020-07-24 09:12:48.705149825 +0200

@@ -28,6 +28,7 @@

  *

  */

+#include <assert.h>

 #include "bacula.h"

 #include "jcr.h"

@@ -1429,7 +1430,8 @@

     if (type == M_ABORT) {

        char *p = 0;

-       p[0] = 0;                      /* generate segmentation violation */

+       // p[0] = 0;                      /* generate segmentation violation */

+       assert(p!=NULL);

     }

     if (type == M_ERROR_TERM) {

        exit(1);