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500 Internal Server Error using ORDS/APEX; Debug Shows ORA-7445 (Doc ID 2396736.1)

Last updated on JULY 30, 2019

Applies to:

Oracle Application Express (APEX) - Version 5.1.4 and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

While working with an APEX application, the application is getting an HTTP 500 - Internal Serrver error. The database alert log shows the corresponding error: 

ORA-07445: exception encountered: core dump [expCheckExprEquiv()+358] [ACCESS_VIOLATION] [ADDR:0xFFFFFFFFFFFFFFFF] [PC:0x145E74CC6] [UNABLE_TO_READ] []

Changes

Upgrade to 12.2.0.1 database (from 12.1.0.2)

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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