SAP Knowledge Base Article - Preview

1788188 - Couldn't connect to DB during java install


  • Error during install of new System
  • Error occurs during step "importJavaDump"  of the installation process
  • This Error can be seen in sapinst_dev.log :

    Execution of  tool '"<path>\java.exe" ....aborts with return code 1.
    SOLUTION: Check 'jload.log' and '' for more information. .
    Connecting to database
    Couldn't connect to DB Exception of type caught: The port number error_con is not valid..
    An error occured during execution. Please consult SAP note 942766 for first steps on troubleshooting the problem.




  • SAP Netweaver 7.3
  • Microsoft SQL Server 2008


SAP NetWeaver 7.0


database, port, tcp/ip , UPG KBA , KBA , BC-INS-JCI , Java component inst. / jload jmigmon, jsizecheck , 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.