Akonadi won't start

[Michael Hirsch]

I put the latest and greatest Kubuntu on my laptop and kontact
complains that akonadi won't start.  When I start it by hand I get
these messages.  Can anyone figure out what I'm missing?

mhirsch at zareason-laptop:~$ akonadictl start
Starting Akonadi Server...
  done.
Connecting to deprecated signal
QDBusConnectionInterface::serviceOwnerChanged(QString,QS
tring,QString)
mhirsch at zareason-laptop:~$ search paths:  ("/home/mhirsch/bin",
"/opt/java/current/bin",
"/usr/local/sbin", "/usr/local/bin", "/usr/sbin", "/usr/bin", "/sbin",
"/bin", "/usr/ga
mes", "/usr/local/games", "/snap/bin", "/usr/sbin", "/usr/local/sbin",
"/usr/local/libex
ec", "/usr/libexec", "/opt/mysql/libexec",
"/opt/local/lib/mysql5/bin", "/opt/mysql/sbin
")
Found mysql_install_db:  "/usr/bin/mysql_install_db"
Found mysqlcheck:  "/usr/bin/mysqlcheck"
Database process exited unexpectedly during initial connection!
executable: "/usr/sbin/mysqld-akonadi"
arguments: ("--defaults-file=/home/mhirsch/.local/share/akonadi/mysql.conf",
"--datadir=
/home/mhirsch/.local/share/akonadi/db_data/",
"--socket=/tmp/akonadi-mhirsch.RNizEs/mysq
l.socket")
stdout: ""
stderr: ""
exit code: 1
process error: "Unknown error"
terminating service threads
terminating connection threads
stopping db process
Failed to remove Unix socket
Failed to remove runtime connection config file
Application 'akonadiserver' exited normally...

Thanks,

Michael