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SAP Knowledge Base Article - PreviewSymptom
Database connection fails with error ORA-27101. This kba can be additional input for SAP note 491174 point 8.
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Environment
- Oracle
Keywords
ORA-01034, ORA-27101, database connection error, ORACLE_HOME mismatch, listener.ora issue, database down, SAP note 491174, SAP note 1915324, ORACLE_HOME troubleshooting, listener restart, database start failure, sqlplus connection error, R3trans connection error, database environment issue, Oracle database error, ORA-27101 troubleshooting , KBA , BC-DB-ORA , Oracle , BC-DB-ORA-SYS , Database Interface / DBMS , Problem
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