How to start SAP on SUN SOLARIS SYSTEM

hi.

Please suggest

(Mistakenly we restarted the server when SAP is on and now SAP is not starting)

1. How to start the SAP ECC6 in sun Solaris.(version 10)

2.How to start the oracle in sun Solaris (version 10)

We are trying with

sh startsap SID

but it showing SAP SYSTEM NAME NOT FOUND

Please suggest'

Regards,

Ravi