Exhibit 23.1



Consent of Independent Registered Public Accounting Firm



We consent to the incorporation by reference in the following Registration Statements:



| | (1) | Registration Statement (Form S-8 Nos. 333-118432, 333-69241, 333-36286, 333-36278, 333-60010, 333-86772, 333-107452, 333-118432, 333-127776) pertaining to the 1997 Stock Incentive
Plan and the 1997 Employee Stock Purchase Plan.
| | --- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | (2) | Registration Statement (Form S-8 Nos. 333-129352) pertaining to the Plumtree Software Inc. 1997 Equity Incentive Plan and the Plumtree Software Inc. 2002 Stock Plan.
| | --- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | (3) | Registration Statement (Form S-8 Nos. 333-37385) pertaining to the 1995 Flexible Stock Incentive Plan and the 1997 Stock Incentive Plan.
| | --- | ----------------------------------------------------------------------------------------------------------------------------------------

| | (4) | Registration Statement (Form S-8 Nos. 333-24941, 333-77723) pertaining to the 1997 Employee Stock Purchase Plan.
| | --- | ----------------------------------------------------------------------------------------------------------------

| | (5) | Registration Statement (Form S-8 Nos. 333-66445) pertaining to the WebLogic, Inc 1996 Stock Plan.
| | --- | -------------------------------------------------------------------------------------------------

| | (6) | Registration Statement (Form S-8 Nos. 333-77725, 333-87301) pertaining to the 1997 Stock Incentive Plan.
| | --- | --------------------------------------------------------------------------------------------------------

| | (7) | Registration Statement (Form S-8 Nos. 333-92257) pertaining to the Amended and Restated 1999 Stock Option/Stock Issuance Plan.
| | --- | ------------------------------------------------------------------------------------------------------------------------------

| | (8) | Registration Statement (Form S-8 Nos. 333-67646) pertaining to CrossGain Corporation, Amended and Restated 2000 Stock Plan.
| | --- | ---------------------------------------------------------------------------------------------------------------------------

| | (9) | Registration Statement (Form S-3 Nos. 333-58439, 333-63117, 333-66443, 333-34956, 333-92085, 333-32348, 333-40582, 333-67644, 333-83642 ) of BEA Systems, Inc.
| | --- | --------------------------------------------------------------------------------------------------------------------------------------------------------------



of our reports dated April 12, 2006, with respect to the
consolidated financial statements and schedule of BEA Systems, Inc., BEA Systems, Inc.s managements assessment of the effectiveness of internal control over financial reporting, and the effectiveness of internal control over financial
reporting of BEA Systems, Inc. included in this Annual Report (Form 10-K) for the year ended January 31, 2006.



/s/ Ernst & Young LLP



San Jose, California

April 12, 2006