[RESOLVED] keytool -genkey -keystore [Not Working]

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Hi
what is wrong in this command please help me why it is not working it shows the error

C:\Program Files\Java\jdk1.6.0_17\bin>keytool -genkey -keystore secureapp -alias me

keytool error: java.lang.RuntimeException: Usage error, ûkeystore is not a legal

please help

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Hi my above command works but why this command is not working why is show this error?

jarsigner –keystore secureapp file.jar me

C:\Program Files\Java\jdk1.6.0_17\bin>jarsigner -keystore secureapp file.jar
me
Enter Passphrase for keystore:
jarsigner error: java.lang.RuntimeException: keystore load: C:\Documents and Set
tings\user\.keystore (The system cannot find the file specified)