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Troubleshoot Cloud Database Connectivity Issue (Doc ID 2342821.1)

Last updated on SEPTEMBER 16, 2021

Applies to:

Oracle Database Cloud Service - Version N/A to N/A [Release 1.0]
Information in this document applies to any platform.


 The focus of this document is to provide troubleshooting information related to Cloud Database Connectivity Issues

Troubleshooting Steps

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In this Document
Troubleshooting Steps
 DBAAS Monitor
 While Logging got "Invalid Credential
 While logging got "An error has occurred. Please try again later"
 While Accessing got  "This Site Can't be reached"
 While Accessing got  "Cannot Connect"
 Oracle Enterprise Manager
 EM Express is not working
 Accessing the EM failed with "Internal Server Error"
  While Accessing "This Site Cannot be reached"
 While Accessing "Cannot Connect"
 While Accessing got "This Site Can't be reached"
  While Accessing got "Information The database is down"
 Connecting remotely using sql developer / Net services
  Check the Configuration
  ORA-12537 / TNS-12537 TNS:Connection Closed
 ORA-12535 / TNS-12535 TNS:operation timeout 
 Error ora-12514 indicates that service is not registered with the listener to accept the connection request, Error ORA-01033 indicates service is not in read write mode. Make sure service is up and registered with the database
  ORA-12541 TNS: No Listener
  Network could not establish the connection" While Creating Connections to Database with SQL Developer
  Other - Application is failing to connect to the cloud DBAAS

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