Database Portlets Sometimes Fail to Display Content and Show "503 Service Unavailable" Error (Doc ID 393175.1)

Last updated on NOVEMBER 30, 2016

Applies to:

Portal - Version 10.1.2.0.2 to 11.1.1.7.0 [Release 10gR2 to FMW11g]
Information in this document applies to any platform.
Checked for relevance on 25-Sep-2014

Symptoms

Sometimes, the content of the database portlet does not show up, and there is an error in the browser (portlet):  

 

When the modplsql file cache is cleared the 503 error no longer occurs.

Cause

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