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el hadri oussamael hadri oussama 

unable to connect to salesforce using eclipse

i have a developer edition account  and i am not able to connect to salesforce using eclipse i did  google the problem and i tried all the solution but none of them worked for me.
Note :
My User is already active and the user have an System administrator Profile and i dit force the ip range in Network Access.

so when i try to connect to Production/Developer Edition i get the error below :
User-added image
and when i try to connect to the sandbox environment i get the error below :
User-added image
i tried to access to directly from the navigateur and i get "username or password invalid"
and when i try to reset my password by clicking password forgoten i get nothing in my mail.
Could you please help me ??
Thank you in advance.
Best Answer chosen by el hadri oussama
Pankaj PPankaj P


1. If you have developer edition Org then in Eclipse IDE you have to select Production/Developer Edition only.
2. I have also faced same error with Eclipse. I have upgraded IDE to latest one and tried to import a project which gave me same error.
I read somewhere in stackOverflow that this error is when your IDE and Org are not on same API version.
So here if you can degrade your IDE version in Eclipse that might help you.
How to degrade IDE in Eclipse : (