crsctl start crs does not work in 10gR2

Oracle RAC

1-./crsctl start crs

Attempting to start CRS stack
The CRS stack will be started shortly

2- ./crsctl check crs

Failure 1 contacting CSS daemon
Cannot communicate with CRS
Cannot communicate with EVM

3- ./srvctl status nodeapps -n 

PRKH-1010 : Unable to communicate with CRS services.
[Communications Error(Native: prsr_initCLSS:[3])]


4- ./srvctl start nodeapps -n 

PRKH-1010 : Unable to communicate with CRS services.
[Communications Error(Native: prsr_initCLSS:[3])]

5- ./srvctl status nodeapps -n 

PRKH-1010 : Unable to communicate with CRS services.
[Communications Error(Native: prsr_initCLSS:[3])]

6- ./crsctl check crs

Failure 1 contacting CSS daemon
Cannot communicate with CRS
Cannot communicate with EVM

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if you see the crs is still not working (start) so what is the solution if "srvctl" not working .

What can i do ????
its so simple just one command to fix this issue : 
./crsctl start resources