P A G E S

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Monday, January 31, 2022

RDBMS -- ORA-04030: out of process memory when trying to allocate X bytes (QERGH hash-agg,qeshHDAlloc.3

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This one is for giving you some insights on an ORA-04030 error encountered while executing an expensive query that had lots of hash group by...
Saturday, January 29, 2022

Exadata X8M-2 & PCA X8-2 -- Part 4 -- Introducing Private Cloud Appliance (actually going a little further than that)

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Remember my " Exadata X8M-2 & PCA X8-2 Migration series"? This is Part 4 and here I am, introducing PCA X8-2 to you. Yeah, I k...
Wednesday, January 19, 2022

Weblogic /Hyperion Planning -- JPS-01013: The credential store DN cn=CredentialStore,cn=opssSecurityStore,cn=JPSContext,cn=opssRoot is missing

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Here is an interesting story that I found myself in recently.. It was an Hyperion environment and customer started to encounter weird JPS-01...
Wednesday, January 5, 2022

Erman Arslan's Oracle Forum / December 2021 - "Q & A Series"

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This month again, I did not break the tradition and continued to support customers and the community despite the load of my work (leading my...
Monday, January 3, 2022

RDBMS -- TRIGGER -- ORA-06502: PL/SQL: numeric or value error: character string buffer too small / a WEIRD CASE

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This is about an interesting problem, that we encountered after migrating a critical database from HP-UX to Exadata.. I must admit that it w...
Wednesday, December 8, 2021

EBS R12 -- WF Mailer java.lang.StackOverflowError at org.apache.regexp.RE.matchNodes

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Today's blog post is about a problem in Workflow Mailer (WF Mailer). This time, I will directly give the definition of the problem along...
Saturday, December 4, 2021

EBS 12.2 -- Can not login after upgrade -- Login failed. Please verify your login information or contact the system administrator.

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The issue appears in upgrade customers, and the login page just fails with the following; Login failed. Please verify your login information...

EBS 12.2 / ISG enablement - isgDesigner.xml:369: Only deploy or undeploy is supported.

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This blog post is for the ones who are trying to enable Integrated SOA Gateway on EBS 12.2.. This task is also done in 12.2 upgrade projects...

Erman Arslan's Oracle Forum / November 2021 - "Q & A Series"

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This month again, I did not break the tradition and continued to support customers and the community despite the load of my work (leading my...
Monday, November 8, 2021

Erman Arslan's Oracle Forum / October 2021 - "Questions and Answers Series"

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Question:   How much time do you spend/lose? Answer:  Well, how much time I gain? :)  Remember, you can ask questions and get remote support...