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                                 UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C.  20549

                                 SCHEDULE 13D/A
                   Under the Securities Exchange Act of 1934
                              (Amendment No. 1)*

                  SABA SOFTWARE INC.
--------------------------------------------------------------------------------
                                (Name of Issuer)

                  Common Stock, Par Value $0.001 per share
--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                  784932600
--------------------------------------------------------------------------------
                                 (CUSIP Number)

                  Marc D. Hauser
                  Equity Group Investments, L.L.C.
                  2 North Riverside Plaza, Suite 600
                  Chicago, Illinois 60606
                  312-466-3281
--------------------------------------------------------------------------------
                 (Name, Address and Telephone Number of Person
               Authorized to Receive Notices and Communications)

                  April 21, 2005
--------------------------------------------------------------------------------
             (Date of Event which Requires Filing of This Statement)

If the filing person has previously  filed a statement on Schedule 13G to report
the  acquisition  that is the subject of this  Schedule  13D, and is filing this
schedule because of ss.  240.13d-1(e),  240.13d-1(f) or 240.13d-1(g),  check the
following box [_].


Note:  Schedules  filed in paper format shall include a signed original and five
copies of the schedule,  including all exhibits.  See ss. 240.13d-7(b) for other
parties to whom copies are to be sent.

* The remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for  any  subsequent   amendment   containing   information  which  would  alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 or  otherwise  subject to the  liabilities  of that  section of the Act but
shall be subject to all other provisions of the Act (however, see the Notes).


POTENTIAL PERSONS WHO ARE TO RESPOND TO THE COLLECTION OF INFORMATION  CONTAINED
IN THIS FORM ARE NOT  REQUIRED TO RESPOND  UNLESS THE FORM  DISPLAYS A CURRENTLY
VALID OMB CONTROL NUMBER.





CUSIP No. 784932600               13D/A                     Page 2 of 11 Pages


--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

ZF Partners, LP      FEIN: 35-2214127
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions) 
     (a)  [X]
     (b)  [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
PN
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.






CUSIP No. 784932600               13D/A                     Page 3 of 11 Pages

--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

ZF Ventures, L.L.C.           FEIN: 37-1473537
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions) 
     (a)  [X]
     (b)  [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
OO
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.





CUSIP No. 784932600               13D/A                     Page 4 of 11 Pages

--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

EGI-Fund (02-04) Investors, L.L.C.   FEIN:  40-0002819
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions) 
     (a)  [X]
     (b)  [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
OO
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.





CUSIP No. 784932600               13D/A                     Page 5 of 11 Pages

--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

EGI-Managing Member (02-04), L.L.C.   FEIN:  40-0002816
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions) 
     (a)  [X]
     (b)  [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
OO
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.






CUSIP No. 784932600               13D/A                     Page 6 of 11 Pages

--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

SZ Investments, L.L.C.   FEIN:  36-4150443
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions) 
     (a)  [X]
     (b)  [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
OO
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.






CUSIP No. 784932600               13D/A                     Page 7 of 11 Pages

--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

Chai Trust Company, L.L.C.   FEIN: 36-6934216 
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions)
     (a) [X] 
     (b) [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
OO
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.






CUSIP No. 784932600               13D/A                     Page 8 of 11 Pages

--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

SLF Partners, LLC  FEIN: 20-0183973
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions) 
     (a)  [X]
     (b)  [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
OO
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.






CUSIP No. 784932600               13D/A                     Page 9 of 11 Pages

--------------------------------------------------------------------------------
1.   Name of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

Steven L. Fingerhood
--------------------------------------------------------------------------------
2.   Check the Appropriate Box If a Member of a Group (See Instructions) 
     (a)  [X]
     (b)  [_]
--------------------------------------------------------------------------------
3.   SEC Use Only

--------------------------------------------------------------------------------
4.   Source of Funds (See Instructions) 
WC
--------------------------------------------------------------------------------
5.   Check If Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)
     or 2(e) [_]

--------------------------------------------------------------------------------
6.   Citizenship or Place of Organization
Delaware
--------------------------------------------------------------------------------
               7.   Sole Voting Power 
  NUMBER OF                0
   SHARES      _________________________________________________________________
BENEFICIALLY   8.   Shared Voting Power
 OWNED BY                  1,036,000
    EACH       _________________________________________________________________
  REPORTING    9.   Sole Dispositive Power
   PERSON                  0
    WITH       _________________________________________________________________
               10.  Shared Dispositive Power
                           1,036,000
--------------------------------------------------------------------------------
11.  Aggregate Amount Beneficially Owned by Each Reporting Person 
1,036,000
--------------------------------------------------------------------------------
12.  Check Box If the Aggregate Amount in Row (11) Excludes Certain Shares (See
     Instructions) [_]
--------------------------------------------------------------------------------
13.  Percent of Class Represented by Amount in Row (11) 
6.4% (1)
--------------------------------------------------------------------------------
14.  Type of Reporting Person (See Instructions) 
IN
--------------------------------------------------------------------------------

(1) Calculated  based upon 16,192,091  shares of Common Stock  outstanding as of
April 12, 2005, as reported by the Issuer on its Form 10-Q for the period ending
February 28, 2005.





CUSIP No. 784932600               13D/A                     Page 10 of 11 Pages


This  Schedule  13D/A  relates to the common  stock,  par value $0.001 per share
("Common Stock"), of Saba Software, Inc., a Delaware corporation (the "Issuer").
Issuer's principal  executive office is located at 2400 Bridge Parkway,  Redwood
Shores,  California 94065-1166.  Capitalized terms used herein and not otherwise
defined  herein shall have the  meanings  ascribed to such terms in the Schedule
13D.

Items 2(a-c) of Schedule 13D are hereby amended to reflect that:

-Robert M. Levin is also a director of Chai Trust.

-The business address of each of SLF Partners,  Fingerhood,  General Partner and
Purchaser is One Ferry Building, Suite 255, San Francisco, California 94111.






CUSIP No. 784932600               13D/A                     Page 11 of 11 Pages

                                    SIGNATURES

After reasonable inquiry and to the best of each of the undersigned's  knowledge
and belief,  the  undersigned  certify  that the  information  set forth in this
statement is true, complete and correct.

DATED: April 21, 2005

-ZF PARTNERS, LP
  By: ZF Ventures, L.L.C., its general partner
   By: EGI-Fund (02-04) Investors, L.L.C., a member

    By: /s/ DONALD J. LIEBENTRITT
    -------------------------------------
         Donald J. Liebentritt, Vice President

   By: SLF Partners, LLC, a member

    By: /s/ STEVEN L. FINGERHOOD
    -------------------------------------
         Steven L. Fingerhood, Member

- ZF VENTURES, L.L.C.
    By: EGI-Fund (02-04) Investors, L.L.C., a member

     By: /s/ DONALD J. LIEBENTRITT
     -------------------------------------
         Donald J. Liebentritt, Vice President

    By: SLF Partners, LLC, a member

     By: /s/ STEVEN L. FINGERHOOD
     -------------------------------------
         Steven L. Fingerhood, Member


-EGI-FUND (02-04) INVESTORS, L.L.C.
-EGI-MANAGING MEMBER (02-04), L.L.C.
-SZ INVESTMENTS, L.L.C.

     Each by: /s/ DONALD J. LIEBENTRITT
     -------------------------------------
         Donald J. Liebentritt, Vice President


-CHAI TRUST COMPANY, L.L.C.

     By: /s/ DONALD J. LIEBENTRITT
     -------------------------------------
       Donald J. Liebentritt, President


-SLF PARTNERS, LLC

     By: /s/ STEVEN L. FINGERHOOD
     -------------------------------------
         Steven L. Fingerhood, Member


 /s/ STEVEN L. FINGERHOOD
 -------------------------------------
-STEVEN L. FINGERHOOD


The  original  statement  shall be signed by each  person  on whose  behalf  the
statement is filed or his authorized representative.  If the statement is signed
on behalf of a person by his authorized  representative (other than an executive
officer  or  general   partner  of  the   filing   person),   evidence   of  the
representative's  authority to sign on behalf of such person shall be filed with
the  statement:  provided,  however,  that a power of attorney  for this purpose
which is already on file with the Commission may be  incorporated  by reference.
The name and any title of each person who signs the statement  shall be typed or
printed beneath his signature.


ATTENTION:  INTENTIONAL  MISSTATEMENTS  OR OMISSIONS OF FACT CONSTITUTE  FEDERAL
CRIMINAL VIOLATIONS (SEE 18 U.S.C. 1001)