The Report Builder executable cannot locate its required message resource file (typically reportbuilder.msb or similar language-specific files). This file contains user-visible strings, error messages, and prompts.
In short: the application is looking for its library of error messages and instructions (usually a .msb file) and cannot find it. Common Causes of REP-0001 The Report Builder executable cannot locate its required
The .msb message files were deleted, moved, or never installed. The Report Builder executable cannot locate its required
Navigate directly to the Oracle installation directory on the storage drive. Look for the message directory, which is usually located at: $ORACLE_HOME/reports/mesg/ $ORACLE_HOME/oracore/mesg/ The Report Builder executable cannot locate its required