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facing INS-20801 while installing 21c EE on premise...

SmithJohn45Feb 26 2025 — edited Feb 26 2025

facing error message [INS-20801] Configuration Assistant 'Oracle Database Configuration Assistant' failed. while installing 21c EE on Windows 10, mentioned in logfile ( last some lines ) , this needs to have a Valid IP Address - i don't know what is the problem here -

[main] [ 2025-02-26 23:36:45.538 PKT ] [ConfigureListener.typicalConfigure:307] No valid IP Address returned for the host TTT-VPS.
[main] [ 2025-02-26 23:36:45.538 PKT ] [ConfigureListener.typicalConfigure:322] Failed to get free port. Using port 1521.
[main] [ 2025-02-26 23:36:45.632 PKT ] [OracleHome.getVersion:1194] OracleHome.getVersion called. Current Version: null
[main] [ 2025-02-26 23:36:45.647 PKT ] [InventoryUtil.getOUIInvSession:354] setting OUI READ level to ACCESSLEVEL_READ_LOCKLESS
[main] [ 2025-02-26 23:36:45.647 PKT ] [OracleHome.getVersion:1213] Homeinfo D:\OracleDB_21cFull,112:50 AM 2/27/2025
[main] [ 2025-02-26 23:36:45.710 PKT ] [OracleHome.getVersion:1241] OracleHome.server.getVersion Version: 21.0.0.0.0
[main] [ 2025-02-26 23:36:45.710 PKT ] [OracleHome.getVersion:1262] Current Version From Inventory: 21.0.0.0.0
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.addCLRSSIDescription:688] Version 21.0.0.0.0
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.addCLRSSIDescription:694] Major Version 21
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.addCLRSSIDescription:703] Removed version from dll.
[main] [ 2025-02-26 23:36:45.710 PKT ] [CmdlineArgs.getListenerParameters:1270] There were no control parameters specified
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.isPortFree:1315] Checking if port 1521 is free on local machine...
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.isPortFree:1330] InetAddress.getByName(127.0.0.1): /127.0.0.1
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.isPortFree:1332] Local host IP address: TTT-VPS/127.0.0.1
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.isPortFree:1334] Local host name: TTT-VPS
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.isPortFree:1345] Address TTT-VPS
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.isPortFree:1345] Address TTT-VPS
[main] [ 2025-02-26 23:36:45.710 PKT ] [ConfigureListener.isPortFree:1407] No IP address returned for host. TFS-VPS

please help us.

best regards

This post has been answered by Paulzip on Feb 27 2025
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Added on Feb 26 2025
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