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SAP Knowledge Base Article - PreviewSymptom
When trying to connect to the database it fails with the following error:
ORA-12537: TNS:connection closed
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Environment
- SAP systems based on SAP NetWeaver
- Oracle database
Product
SAP NetWeaver all versions
Keywords
connectivity, access_denied, application_server, hostname, TNS, TNS-12537, TNS-12518, ORA-12518, ORA-12537, ORA-00020, ORA-00018, ORA-20, ORA-18, DBSQL_CONNECTION_NO_METADATA , KBA , BC-DB-ORA , Oracle , Problem
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