How to fix the Oracle error ORA-02842: Client unable to fork a server?

In this post, you’ll learn more about the Oracle ErrorORA-02842: Client unable to fork a server with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-02842: Client unable to fork a server

Reason for the Error ORA-02842: Client unable to fork a server

The client could not spawn a server. A possible reason is that the operating system has reached its limit on the number of processes that it can spawn.

How to fix the Error ORA-02842: Client unable to fork a server ?

You can fix this error in Oracle by following the below steps

Either reduce the number of servers that are to be used, or reconfigure the operating system so that it can handle more processes.