SAP Knowledge Base Article - Preview

2588918 - SWPM fails with ORA-12537: TNS:connection closed


  • You are executing an installation with SWPM and it fails with TNS-12537 errors:

ORA-12537: TNS:connection closed

  • You have previously migrated the software owner to 'oracle' from 'ora<sid>'. Oracle software owner is now 'oracle' user.
  • During the installation, the ownership of the ORACLE_HOME directory have changed from 'oracle' user to the user 'ora<sid>'.
  • The home directory of the user 'ora<sid>' is set to the ORACLE_HOME directory.



  • Oracle database
  • SAP Systems based on SAP NetWeaver


SAP NetWeaver all versions


upgrade, install, orasid, TNS, 12537, listener, oraclehome, oracle, home, dir , KBA , BC-DB-ORA-SYS , Database Interface / DBMS for Oracle , BC-DB-ORA , Oracle , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.