This patch should fix a problem where the autochanger thinks
 a Volume is in the current magazine and loops a few times then
 gives up.

 Apply it to version 1.36.0 with the following:

 cd <bacula-source>
 patch -p0 <1.36.0-autochanger.patch
 make
 make install

Index: src/stored/autochanger.c
===================================================================
RCS file: /cvsroot/bacula/bacula/src/stored/autochanger.c,v
retrieving revision 1.23
diff -u -r1.23 autochanger.c
--- src/stored/autochanger.c	19 Sep 2004 18:56:27 -0000	1.23
+++ src/stored/autochanger.c	21 Nov 2004 22:23:26 -0000
@@ -52,10 +52,11 @@
 {
    JCR *jcr = dcr->jcr;
    DEVICE *dev = dcr->dev;
-   int slot = dcr->VolCatInfo.Slot;
+   int slot;
    int drive = jcr->device->drive_index;
    int rtn_stat = -1;		      /* error status */
      
+   slot = dcr->VolCatInfo.InChanger ? dcr->VolCatInfo.Slot : 0;
    /*
     * Handle autoloaders here.	If we cannot autoload it, we
     *  will return FALSE to ask the sysop.
@@ -65,7 +66,7 @@
 	 return 0;		      /* For user, bail out right now */
       }
       if (dir_find_next_appendable_volume(dcr)) {
-	 slot = dcr->VolCatInfo.Slot; 
+	 slot = dcr->VolCatInfo.InChanger ? dcr->VolCatInfo.Slot : 0;
       } else {
 	 slot = 0;
       }