ORA-24411: Session pool already exists.

Cause : As essino opo lhsa laraed ybeenc raetde ofrt h esepcfiide opo lhnadel.

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

1 )Sepcfiya idfefrnetp olo ahnldet oc raet ean e wssesoinp olo.2 )I fy o uwsiht om oidf yteh opo lpraaemtres ,clalO CSIessinoPoolrCetaei nO C_ISOPO_LRIENTIILAIEZ omd.e

update : 25-09-2017

ORA-24411 - Session pool already exists.
ORA-24411 - Session pool already exists.

  • ora-16109 : failed to apply log data from previous primary
  • ora-22990 : LOB locators cannot span transactions
  • ora-22993 : specified input amount is greater than actual source amount
  • ora-22982 : cannot create sub-view under this view
  • ora-38906 : insert into DML Error Logging table "string" failed
  • ora-12676 : Server received internal error from client
  • ora-09880 : sstasfre/sstasdel: shmdt error, unable to detach tas write page
  • ora-00710 : new tablespace name is the same as the old tablespace name
  • ora-12033 : cannot use filter columns from materialized view log on "string"."string"
  • ora-02471 : SYSDATE, UID, USER, ROWNUM, or LEVEL incorrectly used in hash expression.
  • ora-04016 : sequence string no longer exists
  • ora-06253 : NETNTT: cannot read arguments from address file
  • ora-06755 : TLI Driver: cannot close transport endpoint
  • ora-01225 : thread number string is greater than MAXINSTANCES string
  • ora-13260 : layer table string does not exist
  • ora-16099 : internal error ORA-00600 occurred at standby database
  • ora-32514 : cannot dump multiple 'string' types: structure size is unknown
  • ora-14006 : invalid partition name
  • ora-32505 : too many watchpoints
  • ora-40306 : wide data not supported for decision tree model create
  • ora-19683 : real and backup blocksize of file string are unequal
  • ora-07514 : scgcan: $deq unexpected return while canceling lock
  • ora-19910 : can not change recovery target incarnation in control file
  • ora-28362 : master key not found
  • ora-24371 : data would not fit in current prefetch buffer
  • ora-12064 : invalid refresh sequence number: string
  • ora-19862 : backup pieces must be validated before accessing results
  • ora-29380 : resource plan string is currently active and cannot be deleted
  • ora-32168 : Cannot perform operation on a null AnyData
  • ora-24141 : rule set string.string does not exist
  • Oracle Database Error Messages

    Oracle Database High Availability Any organization evaluating a database solution for enterprise data must also evaluate the High Availability (HA) capabilities of the database. Data is one of the most critical business assets of an organization. If this data is not available and/or not protected, companies may stand to lose millions of dollars in business downtime as well as negative publicity. Building a highly available data infrastructure is critical to the success of all organizations in today's fast moving economy.

    Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.