SUM - The file /usr/sap//SUM/sdt/.lock could not be locked. Check the write permissions and whether the controller is already started.

Problema

maq1:maqadm 23> STARTUP

*** Checking if C++ runtime is installed ...

*** Starting from /usr/sap/<SID>/SUM/sdt...

** Checking username "maqadm" for compliance...

Mar 17, 2014 1:42:04 PM [Error]: The file /usr/sap/<SID>/SUM/sdt/.lock could not be locked. Check the write permissions and whether the controller is already started.

Mar 17, 2014 1:42:04 PM [Fatal]: Error during controller startup.

Mar 17, 2014 1:42:04 PM [Fatal]: SL Controller exiting.

Solução

- Exclua os arquivos:

 -> /usr/sap/<SID>/SUM/sdt/data/.sdt_keystore

 ->/usr/sap/<SID>/SUM/sdt/data/.sdt_storage

- Inicie o SUM normalmente.

Mais informações