after uploading mpu example code i get connection failed......what is the sol

I am using mpu6050 sensor .after uploading to Arduino…
I get mpu connection failed in the serial monitor… what will we be the problem
can u help me out…
I attached the pic of serial moniter here…
pls give reply as soon as possible I am doing project on it…

arduino1.PNG

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could pls tell me wht mistake i have done

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