oraociei11.dll is a DLL (Dynamic Link Library) file that belongs to the Oracle Call Interface (OCI) library, which is used to develop applications that interact with Oracle databases. This file is used by Oracle Database 11g and is typically installed along with Oracle client software on a computer that needs to connect to an Oracle database.
The DLL file contains functions that allow the Oracle client to communicate with the database server and perform various operations, such as executing SQL queries and retrieving data. It is important for the proper functioning of applications that use the Oracle client to connect to an Oracle database.
If oraociei11.dll is missing or has errors, it can cause issues with Oracle-related applications. To fix this, you can try reinstalling the Oracle client software and making sure that all necessary files are installed correctly. You can also try updating or rolling back the Oracle client software to a version that is compatible with the application that is using oraociei11.dll.