R/3 Basis System Initialization DB-Connect Failed, Return code 000256

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After installing 4.6c, I started the MMC and the SAP R/3 server by right-clicking. The color of the icon changed to yellow, then to green, then back to yellow. I checked the syslog viewer, and it showed the errors: R/3 Basis System Initialization DB-Connect Failed, Return code 000256

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There are many reasons SAP failed to connect to the DB server – connection config, missing user ID/password, etc. Did you get any other error messages?

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  • Charlie61
    Sounds like a DB connection failure to me. Check the file ?dev_disp? on your OS. You?ll probably see an error ?Set user `xxx? failed. Connect Terminated.? where `xxx? is your database owner. A connection to the DB could not be established because either the SQL login specified in the parameter dbs/mss/schema is set incorrectly or the SQL login was deleted from the database server. This parameter needs to be set in the DEFAULT.pfl profile(under /usr/sap/SID/sys/profile.) Set the entry to the appropriate database owner. If the system is on Basis
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  • Lie
    I have the same problem wtih the dispatcher, but I can´t fix the problem with the DB.
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