How to resolve “No protocol specified” error

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In this article, you will get to know How to resolve “No protocol specified” error in Oracle, Generally we face this issue we need to use graphical tools like dbca, netca, netmgr etc.

To resolve “No protocol specified” error we need to follow below steps: –
Error 1)

[[email protected] ~]$ dbca
No protocol specified

Error 2)

[[email protected] ~]$ netca

Oracle Net Services Configuration:
No protocol specified
Error: null
Check the trace file for details: /u01/app/oracle/cfgtoollogs/netca/trace_OraDb11g_home1-1901166PM3102.log
Oracle Net Services configuration failed.  The exit code is 1

Solution

Step 1) login as root user

Step 2) run command xhost +
this command allows you to use any graphical tool

Example: –

[[email protected] Desktop]# xhost +
access control disabled, clients can connect from any host

Step 3) Now again run graphical tool utility command, that issue will get resolved now.

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[[email protected] ~]$ dbca

 

Hope this blog will help you!!

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For more articles please do visit below links: –

ORA-00984: column not allowed here – Karan Rajpoot

ORA-12899: value too large for column | Karan Rajpoot

ORA-01119: error in creating datafile | Karan Rajpoot

ORA-02140: invalid tablespace name | Karan Rajpoot

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