unable to Create Force.com Project [ Edited ]

[krishu]

 unable to Create Force.com Project from Eclipse IDE! 

the error message  is "unable to connect to Hostname 'www.salesforce.com"

invalid username,password,security token or user bloked.

please verify and/or change your Credentials"

[ibtesam · Accepted solution]

>> Might be your password is changed

>> if password is changed , then security token is changed so try resetting token and use latest one

>> you might be using sandbox credentials for logging into login.salesforce.com or vice versa

[krishu]

Thank you!

and it is working! and there is another problem! iam un able to create a custom object in the APP! 

the error message is:

The selected wizard could not be started.

Reason:
Plug-in "com.salesforce.ide.ui" was unable to instantiate class "com.salesforce.ide.ui.wizards.components.object.CustomObjectWizard"."

help me! if u have any notes regarding this plase mail me:gkrmtech@gmail.com

[ibtesam]

Try Switching workspace and create a fresh project.!