AM#201001002: Failed data encryption of backed up data

Purpose:

Creating a backup of the Administration Console configuration using the "/opt/novell/devman/bin/ambkup.sh" script.

Symptoms:

The backup process fail with the following error:

AM#201001002: Failed data encryption of backed up data.

Increase the amount of available RAM for the server, or virtual machine, where the Administration Console is running, so to match the minimal requirements of 4 Gb reported in the documentation.

Here is the complete script output  captured from a test server where the issue was reproduced:

==============================================================
          N o v e l l   A c c e s s   M a n a g e r          
   C o n f i g u r a t i o n   B a c k u p   U t i l i t y   
==============================================================

Enter the Access Manager Administration password []:
Re-enter the password for verification []:
Enter the path where backup files should be stored [/root/nambkup]:
-------------------------------------------------------------------
--- Enter a password for encrypting/decrypting the data
--- NOTE: You must use the same password for both backup and restore.
--- Private key encryption password []:
--- Re-enter the password for verification []:

Backing up configuration...

**** Error *************** Error *************** Error ****

AM#201001002: Failed data encryption of backed up data.

FAILED to backup. Please verify
    IP Address:            192.168.21.110
    LDAP Port:             636
    Administrator id:      cn=admin,o=novell
    Administrator Password: ***
    Backup path:           /root/nambkup
    Backup file:           CZLABNAM1_20110516_1211
    eDirectory Server:     CZLABNAM1.o=novell
    eDirectory Tree:       CZLABNAM1_tree
    Certificate Encryption Phrase: ***

**** Error *************** Error *************** Error ****
Log file for this backup is /var/log/nidp_backup_20110516_1211.log


Going to check the mentioned log file"/var/log/nidp_backup_20110516_1211.log" here is what we find out:

==============================================================
   C o n f i g u r a t i o n   B a c k u p   U t i l i t y   
==============================================================
- - - - - - - - - - - Performing back up - - - - - - - - - - -
Mon May 16 12:11:37 CEST 2011
- - - - - - - - - - - - - - -  - - - - - - - - - - - - - - - -
We are not in DHost. pid = -1215977216
Novell Import Convert Export utility for Novell eDirectory
version: 20601.21
Copyright 2000-2005 Novell, Inc.  All rights reserved.  U.S. Patent No. 6,915,287.
Source Handler: ICE LDAP handler for Novell eDirectory (version: 20601.21 )
Destination Handler: ICE LDIF handler for Novell eDirectory (version: 20601.21 )
Start time: Mon May 16 12:11:39 2011

Press control-C to exit
Operation in progress ...

. . . . .

Total entries processed: 553
Total entries failed: 0
End time: Mon May 16 12:11:40 2011

Total Time:  0:00:01.735
Time per entry: 00:00.003

Options Used:
 -SLDAP -L ca.der -s192.168.21.110 -p636 -dcn=admin,o=novell -F    bjectclass=* -c    ub -b    u=accessManagerContainer,o=novell -DLDIF -f/root/nambkup/CZLABNAM1_20110516_1211_pre
Error occurred during initialization of VM
Could not reserve enough space for object heap
Could not create the Java virtual machine.
**** Error *************** Error *************** Error ****
AM#201001002: Failed data encryption of backed up data.
FAILED to backup. Please verify
    IP Address:            192.168.21.110
    LDAP Port:             636
    Administrator id:      cn=admin,o=novell
    Administrator Password: ***
    Backup path:           /root/nambkup
    Backup file:           CZLABNAM1_20110516_1211
    eDirectory Server:     CZLABNAM1.o=novell
    eDirectory Tree:       CZLABNAM1_tree
    Certificate Encryption Phrase: ***
**** Error *************** Error *************** Error ****

This behavior has been seen on servers running less than 2 Gb of RAM.